Escape and evasion map printed on playing cards distributed to Prisoners of War which could be soaked and pealed apart revealing the escape map. Many of the maps of the Pacific region were printed by the US Army Map Service, while the UK was responsible for many of the European Theatre maps. Many of the US Navy charts were folded in envelopes and distributed to the air crews before a mission, and to be turned in when the mission was successfully completed. They were called "drift charts" by the Navy, "...since their prime purpose was to indicate to aircrews survivors in their life rafts
World Map 1:2,500,000 and the Soviet Union. The production of a 1:2,500,000 scale map of the world had been discussed since the late 1940s, partly because many cartographers were dissatisfied with the work on the International Map of the World (or "Millionth Map", after its scale of 1:1,000,000). Due to the destruction of the "Central Bureau of the Map of the World" in London during World War II, the Millionth Map had suffered a serious setback, and it was uncertain whether that series could ever be completed. The initiative for the production of the Karta Mira was taken by cartographers from Hungary (Alexander