![]() ![]() The multiple compass roses represent derivations of magnetic north based on geographic location. This Pacific Ocean “drift map,” scaled at 1:4,000,000, illustrates known ocean currents and prevailing winds that assisted navigation should airmen find themselves stranded on a life raft. ![]() Such maps were one of many in the military man’s arsenal, but in some respects this navigational tool represents one of the most significant products of war-era ingenuity. “Escape and Evasion” maps were given to airmen during World War II to avoid capture behind enemy lines.
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