Bibliography of North American Geology


Book Description

1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
















Journal of Research of the U.S. Geological Survey


Book Description

Scientific notes and summaries of investigations in geology, hydrology, and related fields.