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See the Historic Maps Declassified by the CIA

Stashed in: History!, Maps!, National Geographic

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Nerd alert!

In the early days the maps were drawn by hand—in pen—on large translucent sheets that could be stacked in layers before being photographed and printed. (Nerd alert: the CIA has just posted a Flickr gallery of more than 200 images of slide rules, compass clamps, planimeters, and other vintage tools used by their cartographers.)

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