Lead: A Materials Survey (open access)

Lead: A Materials Survey

Report issued by the U.S. Bureau of Mines discussing a materials survey conducted on lead. Physicality, history, geology, uses, and locations of lead is presented. This report includes maps, tables, illustrations, and photographs.
Date: 1962
Creator: Callaway, H. M.
System: The UNT Digital Library
Mica: A Materials Survey (open access)

Mica: A Materials Survey

Report issued by the U.S. Bureau of Mines discussing mineral surveys conducted on mica. Physicality, history, types, methods, and uses of mica are presented. This report includes maps, tables, illustrations, and photographs.
Date: 1962
Creator: Skow, Milford L.
System: The UNT Digital Library