Directory of Washington mining operations
Contributors: Washington (State). Division of Mines and Mining
Series: Information circular (Washington (State). Division of Mines and Geology)
Publisher: Department of Conservation and Development,Division of Mines and Geology
Published: 1943
Place of publication: Olympia, Wash
Language: eng
Subjects: Mines and mineral resources; Directories
Notes: Issued as: [1957]-1971/1972, Information circular (Washington (State). Division of Mines and Geology); 1979-    , Information circular (Washington (State). Division of Geology and Earth Resources).

Issued by: 1943-1946, Division of Mines and Mining; 1947-    ,Division of Mines and Geology.