Selected References and Sources
Arsicaud, Thierry. "Notes on the "Modified British System" used on the European Theatre of Operations during the WWII"., <http://echodelta.net/mbs/eng-welcome.php>., 14 Sept. 2003
California State University, Northridge (CSUN). "The Army Map Service (AMS)"., <https://library.csun.edu/map-collection/collections/gov-docs/AMS>.
[Includes AMS History and a Map Series cross-reference showing AMS ID, Name, GSGS ID, Scale and Years.]
Defence Surveyors' Association (U.K.)., <http://www.defencesurveyors.org.uk/>.
Defence Surveyors' Association (U.K.). "Historical Documents"., <https://www.defencesurveyors.org.uk/historical-papers>.
Defence Surveyors' Association (U.K.). "Maps and Survey". Compiled by Brigadier A.B. Clough, C.B.E., M.C. Published by The War Office, <https://fc061d25-33f8-4c65-840c-8ca5bf36650e.filesusr.com/ugd/b9208c_538f873904544feda9ea294b23755547.pdf>. (PDF), 1952
Defence Surveyors' Association (U.K.). "Maps and Survey". Appendix 2 - "S.H.A.E.F. Operation Memorandum - "Map Co-ordinates", <https://fc061d25-33f8-4c65-840c-8ca5bf36650e.filesusr.com/ugd/b9208c_65423777a7b44b1291edb84df897a61e.pdf>. (PDF), 1952
Defence Surveyors' Association (U.K.). "Notes on GSGS Mapping in World War II"., <https://fc061d25-33f8-4c65-840c-8ca5bf36650e.filesusr.com/ugd/b9208c_509460f27bc94965a5802691a5e5eb16.pdf>. (PDF)
GSGS. "Notes on the G.S.G.S. Maps of France, Belgium and Holland, December 1943"., <http://library.mcmaster.ca/maps/ww2/France_Belgium_Holland_notes.pdf>. (PDF)
GSGS. "Notes on the G.S.G.S. Maps of Germany, Denmark and Central Europe, March 1944"., <http://library.mcmaster.ca/maps/ww2/Germany_Denmark_CentEur_notes.pdf>. (PDF)
Library of Congress. "World War II military intelligence map collection : declassified maps and reports from the American, British, and German militaries"., <https://hdl.loc.gov/loc.gmd/eadgmd.gm015009>., 1931-1945
Library of Congress. "Finding Aid for: World War II military intelligence map collection : declassified maps and reports from the American, British, and German militaries"., <https://findingaids.loc.gov/exist_collections/ead3pdf/gmd/2015/gm015009.pdf>. (PDF)
The [British] National Archives. "How to look for records of Military maps of the Second World War"., <https://www.nationalarchives.gov.uk/help-with-your-research/research-guides/military-maps-second-world-war/>.
Nolan, M.A.. "GSGS Miscellaneous Maps – An Introduction"., <http://maps.mapywig.org/m/m_documents/EN/GSGS_Explanation.pdf>. (PDF), April, 2007
U.S. War Department. "Tentative Technical Manual, Use of Foreign Maps"., <https://www.google.com/books/edition/Army_Map_Service_Tentative_Technical_Man/gVctAAAAIAAJ>., November 5, 1942
U.S. War Department. "Tentative Technical Manual, Use of Foreign Maps"., <https://books.google.com/books/download/Army_Map_Service_Tentative_Technical_Man.pdf?id=gVctAAAAIAAJ&output=pdf>. (PDF), November 5, 1942
U.S. War Department. "FM 21-25 Elementary Map and Aerial Photograph Reading"., <https://www.ibiblio.org/hyperwar/USA/ref/FM/PDFs/FM21-25.pdf>. (PDF), April 12, 1941
U.S. War Department. "FM 21-26 Advanced Map and Aerial Photograph Reading"., <https://www.ibiblio.org/hyperwar/USA/ref/FM/PDFs/FM21-26.pdf>. (PDF), September 17, 1941
U.S. War Department. "TM 5-248, Foreign Maps"., <https://digitalcommons.unl.edu/usarmytechman/1/>., July 1946
U.S. War Department. "TM 5-248, Foreign Maps"., <https://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1000&context=usarmytechman>. (PDF), July 1946
Selected On-Line WWII Maps
Wojskowy Instytut Geograficzny (WIG). "Map Archive of Wojskowy Instytut Geograficzny 1919 - 1939"., <http://english.mapywig.org>.
[Wojskowy Instytut Geograficzny (WIG) was the Polish Military Geographical Institute from 1919 until 1949.]
Wojskowy Instytut Geograficzny (WIG). "Mapy archiwalne Polski i Europy Srodkowej"., <http://igrek.amzp.pl/>.
[MAPSTER Index to Map Archive of Wojskowy Instytut Geograficzny. Index is in Polish. Click on description hyperlink for interactive Index Map, click on "lista" for list of Maps.]
- "GSGS 4040 France and Belgium 1:50,000"., <http://igrek.amzp.pl/maplist.php?cat=GSGS4040>.
- "GSGS 4249 / AMS M661 France 1:100,000"., <http://igrek.amzp.pl/maplist.php?cat=GSGS4249>.
- "GSGS 4336 Belgium & NE France /1937- / 1:100 000 [0 Maps listed]"., <http://igrek.amzp.pl/maplist.php?cat=GSGS4336>.
- "AMS M841 / GSGS 4414 Germany [west] 1:25,000"., <http://igrek.amzp.pl/maplist.php?cat=M841W>.
- "AMS M841 / GSGS 4414 Germany [east], M851 Poland, M952 East Prussia 1:25,000"., <http://igrek.amzp.pl/maplist.php?cat=M841EM851>.
- "GSGS 4416 / AMS M641, 651, 671 Germany, Poland, Middle Danube 1:100,000"., <http://igrek.amzp.pl/maplist.php?cat=ALLIED100CE>.
McMaster University. "Digital Archive"., <https://digitalarchive.mcmaster.ca>.
McMaster University Digital Archive. "World War II (1939-1945)"., <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A66649>.
McMaster University Digital Archive. "WWII Topographic Maps"., <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A32223>.
McMaster University Digital Archive. "WWII Topographic Map Series"., <https://library.mcmaster.ca/wwii-topographic-map-series>.
- "France and Belgium 1:50k Topographic Maps". [GSGS-4040], <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A88989>.
- "France 1:100k Topographic Maps". [GSGS-4249], <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A8286>.
- "France 1:50k Topographic Maps". [GSGS-4250], <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A88988>.
- "Belgium & N.E. France 1:100k Topographic Maps". [GSGS-4336], <http://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A8848>.
- "Germany 1:25K Topographic Maps". [GSGS-4414], <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A67045>.
- "Europe, Central 1:100k Topographic Maps". [GSGS-4416], <https://digitalarchive.mcmaster.ca/islandora/object/macrepo%3A18807>.
Perry-Castañeda Library Map Collection. "Army Map Service Topographic Map Series"., <https://maps.lib.utexas.edu/maps/ams/>.
- "France and Belgium, Series M703 (4040), 1:50,000, U.S. Army Map Service, 1937"., <http://maps.lib.utexas.edu/maps/ams/france_and_belgium/>.
- "France, Series M661 (GSGS 4249), 1:100,000, U.S. Army Map Service, 1943-"., <http://maps.lib.utexas.edu/maps/ams/france_100k/>.
- "Belgium, Series 2364, 1:100,000, U.S. Army Map Service, 1937". [GSGS-4336], <https://maps.lib.utexas.edu/maps/ams/belgium_100k/>.
- "Germany, Series M841, 1:25,000, U.S. Army Map Service, 1967-". [GSGS-4414], <http://maps.lib.utexas.edu/maps/ams/germany/>.
- "Central Europe, Series M641, 1:100,000, U.S. Army Map Service, 1943-". [GSGS-4416], <http://maps.lib.utexas.edu/maps/ams/central_europe/>.
- "Poland, Series M651, 1:100,000, U.S. Army Map Service, 1944-". [GSGS-4416], <http://maps.lib.utexas.edu/maps/ams/poland_100k/>.
- "Middle Danube, Series M671, 1:100,000, U.S. Army Map Service, 1943-". [GSGS-4416], <http://maps.lib.utexas.edu/maps/ams/middle_danube/>.
BYU Library Digital Collections. "German Maps (Topographische Karte 1:25,000)"., <https://contentdm.lib.byu.edu/digital/collection/GermanyMaps/search>.
The D-Day Story Collection. "Wartime maps of Normandy"., <https://theddaystory.com/Search/Theme/map>.
[This site experiences an intermittent fault with the online collections pages, so the maps may not display. Maps are not organized by GSGS Series.]
Normandy War Guide. "Archives"., <https://www.normandywarguide.com/archives>.
[This site does not allow download of high resolution map images. However, you can view a map, go to full-screen, zoom into the area of interest and then take a screen shot. Maps are not organized by GSGS Series.]
U.C. Berkely. "Earth Sciences & Map Library"., <https://guides.lib.berkeley.edu/earth-sciences-library>.
U.C. Berkely. "List of AMS/GSGS INDEX MAPS"., <https://guides.lib.berkeley.edu/maps/amsindexes>.
Battlefield Historian. "Second World War Maps"., <https://www.battlefieldhistorian.com/second-world-war-maps.asp>.
[Thumbnail map images are included on-line, but actual map images are only available for purchase]
- "GSGS 4040 Series - N.E. France and Belgium 1:50,000"., <https://www.battlefieldhistorian.com/gsgs-4040-series-ne-france-and-belgium-150000.asp>.
- "GSGS 4249 Series - France 1:100,000"., <https://www.battlefieldhistorian.com/gsgs-4249-series-france-1100000.asp>.
- "GSGS 4250 Series - France 1:50,000"., <https://www.battlefieldhistorian.com/gsgs-4250-series-france-150000.asp>.
- "GSGS 4336 Series - N.E. France and Belgium 1:100,000"., <https://www.battlefieldhistorian.com/gsgs-4336-series-ne-france-and-belgium-1100000.asp>.
- "GSGS 4414 Series - Germany 1:25000"., <https://www.battlefieldhistorian.com/gsgs-4414-series-germany-125000.asp>.
- "GSGS 4416 Series - Germany 1:100,000"., <https://www.battlefieldhistorian.com/gsgs-4416-series-germany-1100000.asp>.