-
1Published 1996“...Report of investigations (United States. Bureau of Mines) ;...”
Government Document Microform Book -
2Published 1996“...Report of investigations (United States. Bureau of Mines) ;...”
Government Document Microform Book -
3by Williams, Barbara C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1996
Government Document Microform Book -
4Published 1996“...Report of investigations (United States. Bureau of Mines) ;...”
Government Document Microform Book -
5by Kirschner, Frederick E.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1996
Government Document Microform Book -
6by Moore, Bruce W.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1996
Government Document Microform Book -
7by Peters, Douglas C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1996
Government Document Microform Book