Pegmatite investigations 1942-1945, Black Hills, South Dakota - Page, Lincoln R. (Lincoln Ridler), 1910- (Washington, U.S. Govt. Print. Off., 1953)
Part of the illustrative materials in pocket.
"Selectd bibliography": p. 222-223.
Keywords: Pegmatites -- South Dakota; Pegmatites -- Black Hills (S.D. and Wyo.); Mines and mineral resources -- South Dakota; Mines and mineral resources -- Black Hills (S.D. and Wyo.)