You searched for: City Сланцы (Slantsy) Remove constraint City: Сланцы (Slantsy) Country СССР (USSR) Remove constraint Country: СССР (USSR) Country Эстония (Estonia) Remove constraint Country: Эстония (Estonia) Provenance Army Map Service Library, OMAHA, Library of Congress Geography & Map Division Remove constraint Provenance: Army Map Service Library, OMAHA, Library of Congress Geography & Map Division Subject Topical Subject: Soviet Union Remove constraint Subject: Topical Subject: Soviet Union