United States Bureau of Mines

Mineral Resources of the United States Volume 6

Mineral Resources of the United States Volume 1901

Mineral Resources of the United States Volume N . 8

Mineral Resources of the United States Volume 8

Bulletin Volume 68-74

Technical Paper Volume 36-63

Bulletin Volume 335-343

Bulletin Volume 105-108

Bulletin Volume 52-57

Bulletin Volume 13-17

Bulletin Volume 131-138

Bulletin Volume 659-666

Bulletin Volume 72-76

Technical Paper Volume 168-187

Bulletin Volume 198-206

Bulletin Volume 192-193; Nos. 198-200

Bulletin Volume 108; No. 120; No. 122; No. 125; No. 127

Bulletin Volume 673

Bulletin Volume 160; No. 168; No. 170; No. 173

Bulletin Volume 97-98; No. 100

Bulletin Volume 170-175

Bulletin Volume 42-46

Bulletin Volume 638-643

Yearbook. 1916-