你在搜索： Description 1937 删除限定条件 Description: 1937 Provenance Army Map Service Library 删除限定条件 Provenance: Army Map Service Library Provenance Library of Congress Geography & Map Division 删除限定条件 Provenance: Library of Congress Geography & Map Division 学科 Topical Subject: Soviet Union 删除限定条件 学科: Topical Subject: Soviet Union