Secret military maps of Russians fell into the hands of the State Department
An article appeared in Wired about the military maps of the Soviet military, which after the collapse of the USSR through private collectors began to fall to the West.
These cards, by the way, equipped with the stamp "secret", were very useful for American experts. It turned out that these are the most accurate maps containing data such as, for example, the carrying capacity of bridges and types of plants.
There are no such details on any western map, cartographers admit - this is a real repository of data that you will not find on computers. Therefore, once secret information is used with pleasure in the State Department.
According to experts, the stolen Soviet cards bought up by the Americans are indispensable when planning, for example, a tank attack or occupation.