D. B. Cooper (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "D. B. Cooper" in English language version.

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  • Provano, Joel (August 3, 2011): Woman claims D.B. Cooper was her uncle. AJC.com Retrieved August 3, 2011.

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  • Frazier, Joseph B. (March 27, 2008). "Skyjacker mystery resurfaces". The Daily Herald. Arlington Heights, IL. Associated Press. Archived from the original on April 8, 2023. Retrieved August 21, 2022. 'The night it happened, I thought he had a 50 percent chance,' he said. '... It has gone down since then.'

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  • National Law Enforcement Bulletin Nov 28th, 1971 (Report). Federal Bureau of Investigation. November 28, 1971. p. 294. Archived from the original on July 27, 2024. Retrieved July 28, 2022.
  • National Law Enforcement Bulletin Nov 28th, 1971 (Report). Federal Bureau of Investigation. November 28, 1971. p. 294. Archived from the original on July 27, 2024. Retrieved July 28, 2022.
  • Acting Director Memo to Seattle SAC, June 27th, 1972 (Report). Federal Bureau of Investigation. June 27, 1972. p. 471. Archived from the original on October 18, 2022. Retrieved October 18, 2022.
  • Northwest Airlines Flight Operations Memo from night of hijacking (Report). Federal Bureau of Investigation. November 24, 1971. p. 329. There are 36 passengers and a crew of 6[permanent dead link]
  • 2nd FBI Interview with Tina Mucklow, Dec 3rd, 1971 (Report). Federal Bureau of Investigation. December 3, 1971. p. 159. Archived from the original on July 26, 2022. Retrieved July 26, 2022.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 160. Archived from the original on July 27, 2024. Retrieved July 26, 2022. Tina said 'do you want me to stay here?' and the man replied, 'yes'.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 160. Archived from the original on July 27, 2024. Retrieved July 26, 2022. One of the specific demands [Cooper] made was the fuel truck is to come first and start fueling the plane immediately. After fueling is completed and the money is aboard, he indicated the passengers would be released, and the last item to be brought aboard the aircraft would be the chutes, and at that time only the crew members were to be aboard, and they must stay out of the aisle and remain in their seats.
  • 1st FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 150. Archived from the original on July 26, 2022. Retrieved July 26, 2022. the hijacker insisted she be physically present by his side at all times. She recalled she sat with him almost the entire time of the flight.
  • FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 156. She also recalled while they were in the holding pattern prior to landing, he at one time looked out the window and observed 'We're over Tacoma now' and '...she stated she recalled some conversation to the effect the parachutes were coming from McChord Air Force Base. The hijacker remarked that it was about 20 minutes from McChord to the Seattle-Tacoma Airport.'
  • FBI clip of Seattle Times article (Report). Federal Bureau of Investigation. November 26, 1971. p. 174. Archived from the original on July 27, 2024. Retrieved July 31, 2022. He was not nervous. He seemed rather nice and he was not cruel or nasty.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 161. Archived from the original on July 26, 2022. Retrieved July 26, 2022. She asked him why he picked Northwest Airlines to hijack and he laughed and said, 'It's not because I have a grudge against your airlines, it's just because I have a grudge.' He paused and said the flight suited his time, place, and plans.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 161. Archived from the original on July 27, 2024. Retrieved July 26, 2022. He asked her where she was from and she told him that she was from Pennsylvania, but was living in Minneapolis, Minn. He indicated that Minneapolis, Minn., was very nice country.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 160. Archived from the original on July 26, 2022. Retrieved July 26, 2022.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 161. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Other conversation centered on personal habits such as smoking and he asked her if she did and she said she used to, but had quit, and he offered her a cigarette, which she took and smoked.
  • FBI Interview with George R. Labissoniere in Seattle, WA (Report). Federal Bureau of Investigation. November 24, 1971. p. 170. Archived from the original on July 27, 2022. Retrieved July 27, 2022. The cowboy was hassling Tina for information about the mechanical difficulties and generally being a nuisance. The hijacker seemed to enjoy the situation at first but told the cowboy to go back to his seat.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 161. Archived from the original on July 26, 2022. Retrieved July 26, 2022. After he was seated and Tina returned to seat 18 D, next to the hijacker, he said, 'If that is a Sky Marshal I don't want any more of that,' and she reassured him that it wasn't and further, that there were no sky marshals on that flight.
  • Seattle Office to J. Edgar Hoover, Director (Report). Federal Bureau of Investigation. November 29, 1971. p. 123. Archived from the original on July 23, 2022. Retrieved July 26, 2022. Seattle First National Bank, Seattle, Washington, who provided the money paid on this case advises that the money in the bag weighed nineteen pounds and the contents measured eleven inches by twelve inches by six and one half inches
  • "Please Check Your $20 Bills, FBI Says". Los Angeles Times. December 26, 1971. Archived from the original on August 9, 2022. Retrieved August 4, 2022.
  • FBI Memo (Report). Federal Bureau of Investigation. December 1, 1971. p. 101. Archived from the original on July 27, 2022. Retrieved July 27, 2022. microfilm upon which was record[ed] the serial number[s] of all the bills...
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 27, 2024. Retrieved July 26, 2022. The Flight landed at Seattle International Airport at 5:46 Pacific time.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Prior to landing, the captain wanted permission to park his aircraft away from the terminal and the hijacker said okay.
  • FBI Memo (Report). Federal Bureau of Investigation. November 26, 1971. p. 15. Archived from the original on August 2, 2022. Retrieved August 2, 2022. He requested an unmarked car and a representative of the airline would be allowed to approach the aircraft from a ten o'clock relative position. The only other equipment to go near the aircraft was to be the air stairs and refueling equipment.
  • Cord Zum Spreckel FBI Interview (Report). Federal Bureau of Investigation. November 26, 1971. p. 451. Archived from the original on October 18, 2022. Retrieved October 18, 2022. the blonde stewardess, who had been sitting next to the hijacker, got up and went forward and out of the forward exit of the plane. He said she returned through the same door after several minutes carrying a package which was made of off-white canvas.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 26, 2022. Retrieved July 26, 2022. [she] departed the aircraft through the forward door as soon as the stairs were put in place.
  • FBI Memorandum Feb 8, 1973 (Report). Federal Bureau of Investigation. February 8, 1973. p. 471. Archived from the original on October 18, 2022. Retrieved October 18, 2022.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 26, 2022. Retrieved July 26, 2022. [Mucklow] recalled that she, in an attempt at being humorous, stated to the hijacker while the passengers were unloading that there was obviously a lot of money in the bag and she wondered if she could have some. The hijacker immediately agreed with her suggestion and_took one package of the money, denominations unrecalled by and handed it to her. She returned the money, stating to the hijacker that she was not permitted to accept gratuities or words to that effect. In this connection recalled that at one time during the flight the hijacker had pulled some single bills from his pocket and had attempted to tip all the girls on the crew. Again they declined in compliance with company policy.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 153. Archived from the original on July 26, 2022. Retrieved July 26, 2022. She also recalled that at this time all hostesses and male crew members were still aboard the aircraft.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. pp. 152–153. Archived from the original on July 27, 2024. Retrieved July 26, 2022.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 26, 2022. Retrieved July 26, 2022. [Florence] came back to where the hijacker was seated and asked if she could get her purse and he said that she should come on back, he wouldn't bite her.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. At this point she gave him a paper sheet giving instructions on how to jump and he said he didn't need that.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 163. Archived from the original on July 27, 2024. Retrieved July 26, 2022. He appeared irritated that they did not give him a knapsack.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 155. Archived from the original on July 26, 2022. Retrieved July 26, 2022. he was occupied with one of the parachute packs ... and attempting to in some way attach it to his body.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 155. Archived from the original on July 27, 2024. Retrieved July 26, 2022. Her recollections in this regard were vague.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 153. Archived from the original on July 26, 2022. Retrieved July 26, 2022. It was finally agreed...that Mucklow would remain on board to lower the door and stairs after the aircraft was airborne.
  • Seattle Times Article Clipping (Report). Federal Bureau of Investigation. November 27, 1971. p. 141. Archived from the original on July 31, 2022. Retrieved July 31, 2022.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 156. Archived from the original on July 26, 2022. Retrieved July 26, 2022. She told him that she was fearful of being sucked out of the airplane.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. The cockpit called and told her to use the escape rope to secure herself when they found out that she was going to lower the ladder once the aircraft is airborne. She related this to the hijacker and he said, 'no,' he didn't want her to go up front or them to come back.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. She asked him to cut some nylon cord from the parachute for her to use as a safety line when she opened the rear ladder and the hijacker said, 'Nevermind,' that he would do it...
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 156. Archived from the original on July 26, 2022. Retrieved July 26, 2022. the hijacker suddenly told her to go forward of the aft compartment, to close the curtain behind her and not to return to the rear compartment again.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. she pleaded with him to take the bomb with him and he said he would take it with him or disarm it before he leaves.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. the last time she saw him he had a nylon cord tied around his waist and was standing in the isle.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Approximately four minutes after take off, he stood up, told her to go to the cockpit
  • FBI Interview with First Officer William Rataczack on night of hijacking (Report). Federal Bureau of Investigation. November 24, 1971. p. 322. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Rataczak stated they had not yet reached Portland proper, but were definitely in the suburbs or the immediate vicinity thereof.
  • 2nd FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. December 3, 1971. p. 164. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Before descending at Reno, Nev., she called repeatedly over the intercom system to the hijacker to cooperate, that the aircraft must land. The last message was, 'Sir, we are going to land now, please put up the stairs.'
  • "D.B. Cooper part 07 of 67". FBI Records: The Vault. FBI. Archived from the original on December 14, 2016. Retrieved December 1, 2016.
  • Memo from Northwest Airlines, Inc to FBI (Report). Federal Bureau of Investigation. December 15, 1971. p. 300. Archived from the original on July 26, 2022. Retrieved July 26, 2022.
  • J. Edgar Hoover authorization for SR-71 use (Report). Federal Bureau of Investigation. December 6, 1971. p. 348. Archived from the original on August 18, 2022. Retrieved August 18, 2022.
  • SR 71 Flight (Report). Federal Bureau of Investigation. December 6, 1971. p. 340. Archived from the original on August 15, 2022. Retrieved August 15, 2022. Beale Air Force Base, California, had offered, free of charge to the Bureau, use of an SR-71 aircraft to photograph terrain over which the hijacked airplane had flown on its trip to Reno
  • SR 71 Flight (Report). Federal Bureau of Investigation. December 6, 1971. p. 340. Archived from the original on July 27, 2024. Retrieved August 15, 2022. photographic over-flights using SR-71 aircraft were conducted on five separate occasions with no photographs_obtained due to limited visibility from very high altitude.
  • Seattle SAC Letter to FBI Director J. Edgar Hoover (Report). Federal Bureau of Investigation. January 14, 1972. p. 19. The reaction was instantaneous and was described by REDACTED as being the same reaction that they had in the airplane when they believe that the hijacker jumped.
  • "Body of Slain Girl Identified". No. Page 79 of FBI File. Seattle Post-Intelligencer. April 4, 1972. Archived from the original on July 27, 2024. Retrieved August 4, 2022.
  • Investigate Report sent to J. Edgar Hoover, Director, FBI (Report). Federal Bureau of Investigation. March 9, 1971. p. 122. Archived from the original on September 5, 2022. Retrieved September 5, 2022.
  • Letter to SAC, Seattle (Report). Federal Bureau of Investigation. November 25, 1971. p. 124. Archived from the original on July 27, 2024. Retrieved August 4, 2022. At about 11:30 pm, there was a burglary of a grocery store located roughly 10 miles south of the Dam. Survival rations were taken including beef jerky, cigarettes, gloves, etc.
  • FBI Report, Federal Bureau of Investigation, December 3, 1971, p. 69, archived from the original on August 4, 2022, retrieved August 4, 2022, Hijacker wore non-lace type shoes of ankle length.
  • FBI files on Fleming case, released via Freedom of Information Act Archived December 14, 2016, at the Wayback Machine Retrieved February 15, 2011.
  • "DB Cooper Vault". Federal Bureau of Investigation. Archived from the original on July 27, 2018. Retrieved July 26, 2018.
  • Initial FBI Inspection of Remaining Evidence (Report). Federal Bureau of Investigation. December 21, 1971. p. 124. Archived from the original on July 26, 2022. Retrieved July 26, 2022. On the seat numbered 18E a black clip-on tie was observed. This black tie contained a tie clasp, yellow gold in color. with a white pearl circular stone in the center.
  • Letter to Director of FBI (Report). Federal Bureau of Investigation. February 24, 1972. p. 355. Archived from the original on March 6, 2023. Retrieved February 8, 2023.
  • FBI Crime Laboratory Review (Report). Federal Bureau of Investigation. December 9, 1971. p. 233. Archived from the original on August 2, 2022. Retrieved August 2, 2022. the limb hair possesses too few unique microscopic characteristics to be of value...
  • FBI Crime Laboratory Review (Report). Federal Bureau of Investigation. December 9, 1971. p. 233. Archived from the original on August 2, 2022. Retrieved August 2, 2022. The head hair clipping is suitable for significant comparison results.
  • FBI Internal Communication (Report). Federal Bureau of Investigation. February 19, 2002. p. 62. Archived from the original on August 10, 2022. Retrieved August 7, 2022.
  • FBI Crime Laboratory (Report). Federal Bureau of Investigation. December 3, 1971. p. 43. Archived from the original on August 4, 2022. Retrieved August 4, 2022. The Laboratory is also requested to examine the ashtray contents and specifically process any Raleigh filter tip cigarette butts for possible fingerprint identification or comparison.
  • FBI Crime Laboratory Review (Report). Federal Bureau of Investigation. December 13, 1971. p. 228. Archived from the original on August 2, 2022. Retrieved August 2, 2022. No latent prints of value developed contents of ashtray.
  • FBI Evidence Review (Report). Federal Bureau of Investigation. December 9, 1971. p. 196. Archived from the original on November 7, 2022. Retrieved November 7, 2022. The DNA Unit was contacted and agreed to perform an unknown subject analysis on the numerous cigarette butts left by COOPER on the aircraft that day. They believed it likely that DNA could be recovered. Unfortunately, it was discovered that this evidence had been destroyed years earlier in Las Vegas.
  • Clever, Dick (November 26, 1971). "Hijacker Hunt Near Woodland". Seattle Post-Intelligencer. p. 124. Archived from the original on July 27, 2024. Retrieved July 31, 2022. Along with the two chestpack chutes from Sky Sports, located in Issaquah, the hijacker was provided with two backpack chutes by Norman Hayden, of Renton Aviation.
  • Initial FBI Inspection of Remaining Evidence (Report). Federal Bureau of Investigation. December 21, 1971. p. 95. Archived from the original on July 26, 2022. Retrieved July 26, 2022. Cossey further stated that the parachutes supplied to UNSUB were of non-steerable variety and therefore, had no steering devices whatever.
  • Initial FBI Inspection of Remaining Evidence (Report). Federal Bureau of Investigation. December 21, 1971. p. 124. Archived from the original on July 27, 2024. Retrieved July 26, 2022. They both were like military chutes in that they did not have sleeves.
  • FBI Evidence Report (Report). Federal Bureau of Investigation. December 21, 1971. p. 129. Archived from the original on July 26, 2022. Retrieved July 26, 2022. One (1) orange or salmon-pink chest parachute. This chute was found on board the hijacked Northwest Airlines 727 jet Flight #305, in an opened condition. It is salmon or orange-pink in color; has no pilot chute and the shrouds have been cut away from the canvas pack and three of the lines had been cut out.
  • Initial FBI Inspection of Remaining Evidence (Report). Federal Bureau of Investigation. December 21, 1971. p. 292. Archived from the original on July 26, 2022. Retrieved July 26, 2022. On the floor directly in front of seat number 18D, the exterior canvas cover for a chest type parachute was observed...an opened parachute which apparently had been removed from the canvas parachute cover described above was found spread out over seats 17C and 17B.
  • Initial FBI Evidence Identification (Report). Federal Bureau of Investigation. December 21, 1971. p. 130. Archived from the original on July 26, 2022. Retrieved July 26, 2022. One back parachute with a sage green nylon container Model NB6 (Navy back pack 6) with sage green nylon harness.
  • Clever, Dick (November 26, 1971). "Hijacker Hunt Near Woodland". Seattle Post-Intelligencer. p. 124. Archived from the original on July 31, 2022. Retrieved July 31, 2022. Emerick said the canopy had been sewn shut and the parachute was for ground demonstration only.
  • FBI Interview with Earl Cossey (Report). Federal Bureau of Investigation. May 31, 1972. p. 110.
  • Richards, Leverett (November 14, 1976). "Alive or dead, skyjack pioneer came out loser". The Sunday Oregonian. Retrieved August 16, 2022. If it had been usable he could not have attached it to his parachute harness, which had no D rings for use with a chest pack.
  • UNSUB (Report). Federal Bureau of Investigation. November 26, 1971. p. 31. Archived from the original on July 23, 2022. Retrieved July 26, 2022. Missing back pack is a model NB-6 (Navy Back Pack Six). Container is sage-green, nylon, and parachute is twenty-eight feet nylon white flight circular (nonsteerable). Back pack equipped with special foam cushion and has sage-green nylon harness with no 'D' rings to mount chest pack
  • Painter, John (November 27, 1971). "Weather frustrates hijacker hunt". The Oregonian. Archived from the original on October 27, 2022. Retrieved October 27, 2022. In Seattle, persons familiar with the chutes said the reserve chest chutes could not have attached to the main chute's harness.
  • Initial FBI Inspection of Remaining Evidence (Report). Federal Bureau of Investigation. November 26, 1971. p. 125. Archived from the original on October 18, 2022. Retrieved October 18, 2022.
  • Clever, Dick (November 26, 1971). "Hijacker Hunt Near Woodland". Seattle Post-Intelligencer. Archived from the original on August 15, 2022. Retrieved August 16, 2022. Emrick explained that in order to be able to use his chestpacks, the jumper must have two "D-rings" on the backpack harness to which the chestpack can be attached. The backpacks obtained from Renton Aviation did not have these "D-rings." Earl Cossey, 30, or Seattle, who made the backpack chutes, confirmed this. Authorities were unable to explain the absence of the unusable chestpack.
  • FBI Interview with Earl Cossey (Report). Federal Bureau of Investigation. May 31, 1972. p. 202. Mr. Cossey said that if the hijacker opened of the chest packs on the airplane he probably would remove the parachute and put the money in the chest pack.
  • 1st FBI interview with Tina Mucklow in Philadelphia, PA (Report). Federal Bureau of Investigation. November 24, 1971. p. 155. Archived from the original on July 26, 2022. Retrieved July 26, 2022. she recalls that he was occupied with...attempting to in some way pack the money in a parachute container in order that he could in some way attach it to his body along with the regular parachute straps.
  • Composite A Release (Report). Federal Bureau of Investigation. November 28, 1971. p. 296. Archived from the original on July 28, 2022. Retrieved July 28, 2022.
  • Witness Reaction to Composite A (Report). Federal Bureau of Investigation. November 29, 1971. p. 284. Archived from the original on July 28, 2022. Retrieved July 28, 2022. sketch makes him look younger than he is
  • Memo Regarding Composite A (Report). Federal Bureau of Investigation. December 2, 1971. p. 284. Archived from the original on July 28, 2022. Retrieved July 28, 2022. a sort of disinterested, let's get it over with look.
  • Memo Regarding Composite A (Report). Federal Bureau of Investigation. December 2, 1971. p. 264. Archived from the original on July 28, 2022. Retrieved July 28, 2022. She was very adamant in her insistence that the artist's conception shown to her was not a good likeness of the hijacker.
  • Memo Regarding Composite B (Report). Federal Bureau of Investigation. March 1, 1973. p. 215. Archived from the original on July 28, 2022. Retrieved July 28, 2022. The intent of this change to the artist's composite is to more clearly show [hijacker's] age and swarthy complexion.
  • Reaction to Composite B (Report). Federal Bureau of Investigation. October 2, 1972. p. 233. Archived from the original on July 28, 2022. Retrieved July 28, 2022. She stated he was more refined in appearance than sketch B indicates
  • Reaction to Composite B (Report). Federal Bureau of Investigation. September 14, 1972. pp. 242–245. Archived from the original on July 28, 2022. Retrieved July 28, 2022.
  • Reaction to Revised Composite B (Report). Federal Bureau of Investigation. February 1, 1973. p. 212. Archived from the original on July 28, 2022. Retrieved July 28, 2022. She advised that Artist's Conception B bears a very close resemblance to the unsub.
  • Reaction to Composite B (Report). Federal Bureau of Investigation. February 1, 1973. p. 284. Archived from the original on July 28, 2022. Retrieved July 28, 2022. She said she believes the hijacker would be easily recognized from this sketch.
  • Memo to Director of FBI Regarding Composite B (Report). Federal Bureau of Investigation. April 19, 1973. p. 210. Archived from the original on July 28, 2022. Retrieved July 28, 2022. In view of the numerous contacts with the witnesses who supplied the descriptive data from which the sketch was prepared and the lapse of time since they observed the hijacker, it is felt no constructive purpose can be served by further attempts at modification based contact with these same witnesses.
  • National Law Enforcement Bulletin Nov 28th, 1971 (Report). Federal Bureau of Investigation. November 28, 1971. p. 294. Archived from the original on July 28, 2022. Retrieved July 28, 2022.
  • Bill Mitchell Composite B Revision (Report). Federal Bureau of Investigation. November 20, 1972. p. 227. Archived from the original on July 28, 2022. Retrieved July 28, 2022.
  • Bill Mitchell Initial Description (Report). Federal Bureau of Investigation. November 30, 1971. p. 176. Archived from the original on July 27, 2022. Retrieved July 27, 2022.
  • Robert Gregory Initial Description (Report). Federal Bureau of Investigation. November 29, 1971. p. 183.
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 282. Archived from the original on August 15, 2022. Retrieved August 15, 2022.
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 292. Archived from the original on August 15, 2022. Retrieved August 15, 2022. If Unsub [unidentified subject] was a member of a sport parachute club he would certainly be an unusual member, one that would be easily recognized by the other members
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 290. Archived from the original on August 15, 2022. Retrieved August 15, 2022. It is felt that unsub [unidentified subject] possibly maintains his physical well being through regular exercise
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. pp. 289–291. Archived from the original on August 15, 2022. Retrieved August 15, 2022.
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 290. Archived from the original on August 15, 2022. Retrieved August 15, 2022. Unsub [unidentified subject] was probably a 'loner' and carried out the hijacking by himself with no partners.
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 290. Archived from the original on August 15, 2022. Retrieved August 15, 2022. It is believed an alcoholic or former alcoholic who had just had one drink and was placed in a situation of similar stress would succumb to the pressure and imbibe in the free drinks offered him by the stewardesses.
  • FBI Internal Memo (Report). Federal Bureau of Investigation. May 30, 1973. p. 290. Archived from the original on August 15, 2022. Retrieved August 15, 2022. It is felt Unsub [unidentified subject] may possibly smoke less than one pack a day.
  • FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 154. Archived from the original on July 27, 2024. Retrieved July 26, 2022.
  • FBI SA Francis J. Schmidt's 302 describing evidentiary conditions within plane (Report). Federal Bureau of Investigation. November 24, 1971. p. 292. Archived from the original on July 26, 2022. Retrieved July 26, 2022. On the seat numbered 18E a black clip-on tie was observed.
  • FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 154. Archived from the original on July 26, 2022. Retrieved July 26, 2022. 'The hijacker displayed an extensive knowledge of the aircraft and specifically well informed in refueling procedures'
  • FBI Interview with Co-Pilot Bill Rataczak in Reno, Nov 24, 1971 (Report). Federal Bureau of Investigation. November 24, 1971. p. 321. Archived from the original on July 26, 2022. Retrieved July 26, 2022. '... the hijacker displayed a specific knowledge of flying and aircraft in general.'
  • FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 156. Archived from the original on July 26, 2022. Retrieved July 26, 2022. 'She also commented that he appeared to be completely familiar with the parachutes which had been furnished to him.'
  • FBI interview with Early Cossey in Seattle, Washington (Report). Federal Bureau of Investigation. November 26, 1971. p. 203. Archived from the original on July 26, 2022. Retrieved July 26, 2022. 'He said that anyone who had six or seven practice jumps could accomplish this as the first five jumps would be on a static line and the subsequent jumps would be free fall.'
  • FBI interview with Early Cossey in Seattle, Washington (Report). Federal Bureau of Investigation. November 26, 1971. p. 203. Archived from the original on July 26, 2022. Retrieved July 26, 2022. 'It was his opinion that the skyjacker would suffer severe ankle and or leg injuries from this jump. Mr. Cossey said the fact the hijacker wore street shoes would also increase the chance that he would be injured on landing as the most experienced jumpers wear jump boots or some rigid ankle support.'
  • Letter to FBI Director from SAC, Seattle (Report). Federal Bureau of Investigation. December 8, 1971. p. 9. Archived from the original on July 26, 2022. Retrieved July 26, 2022.
  • Internal Memo dated Nov 30, 1971 (Report). Federal Bureau of Investigation. November 30, 1971. p. 270. Archived from the original on July 28, 2022. Retrieved July 28, 2022. He wonders if this paper bag could have contained a jump suit and a pair of boots.
  • Seattle Times Article (Report). Federal Bureau of Investigation. October 6, 1976. p. 203. Archived from the original on October 16, 2022. Retrieved October 16, 2022.
  • FBI interview with Tina Mucklow in Reno, Nevada (Report). Federal Bureau of Investigation. November 24, 1971. p. 156. Archived from the original on July 26, 2022. Retrieved July 26, 2022. She also commented that he appeared to be completely familiar with the parachutes which had been furnished to him.
  • NORJAK Memo (Report). Federal Bureau of Investigation. July 29, 2004. p. 192. Archived from the original on August 10, 2022. Retrieved August 7, 2022.
  • Salt Lake City FBI Office Teletype (Report). Federal Bureau of Investigation. April 11, 1972. p. 306.
  • FBI Memo (Report). Federal Bureau of Investigation. April 12, 1972. p. 317.

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  • Spencer, Kent (November 21, 2011): Skyjacker D.B. Cooper 'enjoyed the Grey Cup game,' according to 1971 letter attributed to him. National Post archive Archived July 27, 2024, at the Wayback Machine Retrieved December 1, 2011

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