General geology near the North Entrance of Yellowstone National Park, with special emphasis on recurrent faulting along the boundary of the Beartooth uplift.

Contains references, to December 31, 1958, on geology, mineral synthesis, geographic occurence, and technology and uses.

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.