Gadsden Purchase (English Wikipedia)

DeskMap Systems (2005). Arizona Eastern Railway (PDF) (Map). Scale not given. Austin, TX: DeskMapSystems. Archived from the original (PDF) on June 3, 2006. Retrieved August 1, 2008.

azrymuseum.org

Pearsall, Marc (2002). Railroads of Arizona (PDF) (Map). Scale not given. Chandler: Arizona Railway Museum. Retrieved August 1, 2008.

azstarnet.com

Ibarra, Ignacio (February 12, 2004). "Land sale still thorn to Mexico: Historians say United States imperialism behind treaty". Arizona Daily Star. Archived from the original on May 3, 2007. Retrieved October 4, 2007.

books.google.com

Kemp, Roger L., ed. (2010). Documents of American Democracy. McFarland. p. 195. ISBN 978-0786456741.
Griswold del Castillo, Richard (1990). The Treaty of Guadalupe Hidalgo: A Legacy of Conflict. University of Oklahoma Press. p. 57. ISBN 978-0806122403. Retrieved May 28, 2011.
May (1973), p. 84. May, Robert E. (1973). The Southern Dream of a Caribbean Empire, 1854–1861. Baton Rouge, LA: Louisiana State University Press. ISBN 978-0807100516.
Tucker, Spencer; Arnold, James R.; et al., eds. (2013). The Encyclopedia of the Mexican-American War: A Political, Social, and Military History. ABC-CLIO. p. 255. ISBN 978-1851098538.
King, Stephen (2021). Billy Summers. Hodder & Stoughton. pp. 105–106. ISBN 978-1-52-936572-6. Retrieved January 18, 2022.

discoverseaz.com

"History of Old Tombstone". Discover Arizona. Retrieved February 7, 2011.

geohack.toolforge.org

The Purchase treaty defines the new border as "up the middle of that river to the point where the parallel of 31° 47' north latitude crosses the same 31°47′0″N 106°31′41.5″W / 31.78333°N 106.528194°W / 31.78333; -106.528194; thence due west one hundred miles; thence south to the parallel of 31° 20' north latitude; thence along the said parallel of 31° 20' to the 111th meridian of longitude west of Greenwich 31°20′N 111°0′W / 31.333°N 111.000°W / 31.333; -111.000; thence in a straight line to a point on the Colorado River twenty English miles below the junction of the Gila and Colorado rivers; thence up the middle of the said Colorado river until it intersects the present line between the United States and Mexico". The new border included a few miles of the Colorado River at the western end; the remaining land portion consisted of line segments between points, including 32°29′38″N 114°48′47″W / 32.49399°N 114.813043°W / 32.49399; -114.813043 at the Colorado River, west of Nogales at 31°19′56″N 111°04′27″W / 31.33214°N 111.07423°W / 31.33214; -111.07423, near Arizona-New Mexico-Mexico tripoint at 31°19′56″N 109°03′02″W / 31.332099°N 109.05047°W / 31.332099; -109.05047, the eastern corners of the New Mexico southern boot heel (Hidalgo County) at 31°47′02″N 108°12′31″W / 31.78378°N 108.20854°W / 31.78378; -108.20854, and the west bank of the Rio Grande river at 31°47′02″N 106°31′43″W / 31.78377°N 106.52864°W / 31.78377; -106.52864.^[45]

ghostarchive.org

Archived at Ghostarchive and the Wayback Machine: The Tonight Show Starring Jimmy Fallon (December 12, 2012), The Gadsden Purchase (Late Night with Jimmy Fallon), retrieved November 15, 2018

jstor.org

Roberson (1974), p. 180. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), pp. 163–164 Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 165. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 166. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Kluger (2007), p. 487; Roberson (1974), p. 169. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 168. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 169. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Kluger (2007), pp. 491–492; Roberson (1974), p. 171. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 182; Kluger (2007), p. 493. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414.
Kluger (2007), pp. 493–494; Roberson (1974), p. 182. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 182. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 170. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), pp. 170–171. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Roberson (1974), p. 172; Kluger (2007), p. 490. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414.
Nichols (1969), p. 266; Kluger (2007), p. 496; Roberson (1974), p. 183. Nichols, Roy Franklin (1969). Franklin Pierce: Young Hickory of the Granite Hills (2nd ed.). OCLC 33126738. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Ball, Larry D. (Autumn 1973). "Pioneer Lawman: Crawley P. Dake and Law Enforcement on the Southwestern Frontier". The Journal of Arizona History. Vol. 14, no. 3. Arizona Historical Society. pp. 243–256. JSTOR 41695121.

measuringworth.com

Johnston, Louis; Williamson, Samuel H. (2023). "What Was the U.S. GDP Then?". MeasuringWorth. Retrieved November 30, 2023. United States Gross Domestic Product deflator figures follow the MeasuringWorth series.

nmt.edu

nmgs.nmt.edu

James, Harold L. (1969). "History of the United States-Mexican boundary survey – 1848–1955" (PDF). Retrieved July 7, 2018 – via New Mexico Geological Society.

nothingmorepowerful.blogspot.com

Cranor, David (August 17, 2023). "Gadsden Purchase: How the US gave up a Vermont (and got part of it back)". Nothing More Powerful. Retrieved August 31, 2023.

nps.gov

"The Southern Transcontinental Railroad". Amistad, Texas: National Park Service. February 24, 2015. Retrieved July 8, 2018.

nytimes.com

timesmachine.nytimes.com

"Pacific Railroad: Southern Plan" (PDF). The New York Times. April 25, 1854. Retrieved November 4, 2016.

oldwesthistory.net

"Tombstones O.K. Corral 2". The Old West History Net. Archived from the original on June 16, 2011. Retrieved May 5, 2011.

railswest.com

"Second Transcontinental Line brings competition". Railswest.com. Retrieved May 28, 2011.

ssrn.com

papers.ssrn.com

McCarthy, Robert J. (May 12, 2011). "Adaptive Treaty Interpretation, and the International Boundary and Water Commission". Water Law Review. SSRN 1839903.

state.gov

history.state.gov

"Gadsden Purchase, 1853–1854". U.S. Department of State, Office of the Historian. Retrieved July 8, 2018.

tonation-nsn.gov

"Tohono O'odham Nation - History and Culture". 2016. Retrieved March 3, 2022.

trains.com

trn.trains.com

McGonical, Robert S. (May 1, 2006). "Grades and curves: Railroading's weapons in the battle against gravity and geography". Trains. Archived from the original on July 9, 2018. Retrieved July 8, 2018.

usstampgallery.com

"Map & pioneer group: Gadsden Purchase". U.S. Stamp Gallery. Retrieved October 9, 2017.

web.archive.org

Ibarra, Ignacio (February 12, 2004). "Land sale still thorn to Mexico: Historians say United States imperialism behind treaty". Arizona Daily Star. Archived from the original on May 3, 2007. Retrieved October 4, 2007.
"Tombstones O.K. Corral 2". The Old West History Net. Archived from the original on June 16, 2011. Retrieved May 5, 2011.
DeskMap Systems (2005). Arizona Eastern Railway (PDF) (Map). Scale not given. Austin, TX: DeskMapSystems. Archived from the original (PDF) on June 3, 2006. Retrieved August 1, 2008.
McGonical, Robert S. (May 1, 2006). "Grades and curves: Railroading's weapons in the battle against gravity and geography". Trains. Archived from the original on July 9, 2018. Retrieved July 8, 2018.
Archived at Ghostarchive and the Wayback Machine: The Tonight Show Starring Jimmy Fallon (December 12, 2012), The Gadsden Purchase (Late Night with Jimmy Fallon), retrieved November 15, 2018

worldcat.org

Nevins (1947), p. 84 Nevins, Allan (1947). Ordeal of the Union: A House Dividing 1852–1857. OCLC 69655131.
Nevins (1947), p. 48. Nevins, Allan (1947). Ordeal of the Union: A House Dividing 1852–1857. OCLC 69655131.
Nichols (1969), p. 265. Nichols, Roy Franklin (1969). Franklin Pierce: Young Hickory of the Granite Hills (2nd ed.). OCLC 33126738.
Nichols (1969), p. 266; Kluger (2007), p. 496; Roberson (1974), p. 183. Nichols, Roy Franklin (1969). Franklin Pierce: Young Hickory of the Granite Hills (2nd ed.). OCLC 33126738. Kluger, Richard (2007). Seizing Destiny: How America Grew From Sea to Shining Sea. New York: Alfred A. Knopf. ISBN 978-0375413414. Roberson, Jere W. (April 1974). "The South and the Pacific Railroad, 1845–1855". The Western Historical Quarterly. Vol. 5, no. 2. pp. 163–186. JSTOR 967035.
Nichols (1969), p. 325. Nichols, Roy Franklin (1969). Franklin Pierce: Young Hickory of the Granite Hills (2nd ed.). OCLC 33126738.
Sacks, Ben (1965). "The Origins of Fort Buchanan: Myth and Fact". Arizona and the West. Vol. 7, no. 3. pp. 207–226. ISSN 0004-1408.
Sheridan, Thomas E. (1984). "Peacock in the Parlor: Frontier Tucson's Mexican Elite". Journal of Arizona History. Vol. 25, no. 3. pp. 245–264. ISSN 0021-9053.
North, Diane (1984). "'A Real Class of People' in Arizona: a Biographical Analysis of the Sonora Exploring and Mining Company, 1856–1863". Arizona and the West. Vol. 26, no. 3. pp. 261–274. ISSN 0004-1408.
Wilson, James A. (1967). "West Texas Influence on the Early Cattle Industry of Arizona". Southwestern Historical Quarterly. Vol. 71, no. 1. pp. 26–36. ISSN 0038-478X.

yale.edu

avalon.law.yale.edu

Pierce, Franklin & Marcy, William L. (December 30, 1853). "Gadsden Purchase Treaty". United States Department of State. Retrieved October 10, 2008 – via The Avalon Project, Yale University.

youtube.com

Archived at Ghostarchive and the Wayback Machine: The Tonight Show Starring Jimmy Fallon (December 12, 2012), The Gadsden Purchase (Late Night with Jimmy Fallon), retrieved November 15, 2018