States
Month
Language
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Report of the Nonmetals Division: Fiscal Year 1942
Report issued by the Bureau of Mines over the operations of the Nonmetals Division during 1942. The work done by the division is discussed. This report includes tables, illustrations, and photographs.
Date:
November 1942
Creator:
Ralston, Oliver C. & Stern, A. George
System:
The UNT Digital Library
Annual Report of Research and Technologic Work on Coal: Fiscal Year 1941
Report issued by the U.S. Bureau of Mines discussing the annual report over the research and technology of coal during 1941. As stated in the foreword, "these investigations increase our fund of exact knowledge on the properties and composition of American coals and lead to better methods in mining, preparing, storing, and utilizing coal" (p. 4). This report includes tables, illustrations, photographs, and a map.
Date:
November 1941
Creator:
Fieldner, Arno Carl & Schmidt, L. D.
System:
The UNT Digital Library