A.E. Humphreys and sons
Subtitle: entrepreneurs of western resource development
By: Lee Scamehorn.
Publisher: Western Business History Resource Center, Colorado Historical Society
Published: 1984
Place of publication: Denver
Language: eng
Number of pages: 43
Subjects: Humphreys, Albert Edmund, 1860-1927.; Petroleum industry and trade -- United States -- Biography.; Petroleum industry and trade -- United States -- History.; Mineral industries -- United States -- Biography.; Mineral industries -- United States -- History.
Notes: Bibliography: p. 31-35.