EMD GP9 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "EMD GP9" in English language version.

refsWebsite

Global rank English rank

5^th place

5^th place

1books.google.com

3^rd place

3^rd place

6^th place

6^th place

1progressrail.com

low place

low place

1thedieselshop.us

low place

low place

1web.archive.org

1^st place

1^st place

low place

low place

low place

low place

low place

low place

low place

low place

archive.org (Global: 6^th place; English: 6^th place)

Marre (1995), p. 46. Marre, Louis (1995). Diesel locomotives : the first 50 years : a guide to diesels built before 1972. Waukesha, Wisconsin: Kalmbach Publishing. ISBN 978-0-89024-258-2.

books.google.com (Global: 3^rd place; English: 3^rd place)

Foster, Gerald L. (1996). "EMD GP9". A field guide to trains of North America. Boston: Houghton Mifflin. p. 28. ISBN 0395701120. OCLC 33242919.

borail.org (Global: low place; English: low place)

"B&O No.6607". B&O Railroad Museum. Archived from the original on 2019-09-04. Retrieved 2021-08-10.

ggrm.org (Global: low place; English: low place)

"GGRM: Collection". www.ggrm.org. Retrieved 2021-08-10.

lsrm.org (Global: low place; English: low place)

"Diesel Locomotives". Lake Superior Railroad Museum. Retrieved 2022-09-27.

progressrail.com (Global: low place; English: low place)

"Repowered Locomotives". Progress Rail. Retrieved 2021-08-10.

railfan.com (Global: low place; English: low place)

"Norfolk & Western GP9 Saved for Preservation". 20 August 2024.

thedieselshop.us (Global: low place; English: low place)

"EMD Surviving 1st-Generation Geeps". www.thedieselshop.us. Retrieved 2025-11-21.

web.archive.org (Global: 1^st place; English: 1^st place)

"B&O No.6607". B&O Railroad Museum. Archived from the original on 2019-09-04. Retrieved 2021-08-10.

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

Schafer, Mike. (1996-11-08). Classic American railroads. Osceola, WI. p. 103. ISBN 0760302391. OCLC 35033722.{{cite book}}: CS1 maint: location missing publisher (link)
Foster, Gerald L. (1996). "EMD GP9". A field guide to trains of North America. Boston: Houghton Mifflin. p. 28. ISBN 0395701120. OCLC 33242919.
Schafer, Mike (1998). Vintage diesel locomotives. Osceola, WI: Motorbooks International. p. 37. ISBN 0-7603-0507-2. OCLC 38738930.