Bibliographic details
- Publisher
- U.S. Dept. of the Interior, Bureau of Mines
- Publication place
- Pittsburgh, Pa.
- Publication year
- 1949
- Edition
- 1947
- Language
- English
- Material type
- Serial
- Physical description
- 1616 p.
Additional authors
Pehrson, E.W.
United States.
Subjects
Mineral industries, Sand and gravel industry, Stone industry and trade, Cement industries, Metal trade, Cement industries., Metal trade., Mineral industries., Sand and gravel industry., Stone industry and trade., Maryland.