You searched for: Creator Blair, H. B. (Herbert Buxton), 1860-1905 Remove constraint Creator: Blair, H. B. (Herbert Buxton), 1860-1905 Creator Hawkins, Geo. T. (George T.) Remove constraint Creator: Hawkins, Geo. T. (George T.) Date Created 1946 Remove constraint Date Created: 1946 Publisher Geological Survey (U.S.) Remove constraint Publisher: Geological Survey (U.S.)