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Glavnoe upravlenie geodezii i kartografii pri Sovete Ministrov SSSR
7
Gorkin, Aleksandr Fedorovich
2
Motylev, V.E.
2
Nikitin, M. V.
2
Shaposhnikova, B. M.
2
Shmidt, O. Y.
2
United States. Central Intelligence Agency
2
Geological Survey (U.S.)
1
Gerlach, Arch C.
1
Overstreet, William B.
1
Pecora, William T.
1
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