Report of Investigations
Author :
Publisher :
Page : 934 pages
File Size : 42,75 MB
Release : 1956
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 934 pages
File Size : 42,75 MB
Release : 1956
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 530 pages
File Size : 27,7 MB
Release : 1956
Category : Mineral industries
ISBN :
Author : Geological Survey (U.S.)
Publisher :
Page : 796 pages
File Size : 46,22 MB
Release : 1965
Category : Geology
ISBN :
1785/1918 includes material issued previously in the annual Bibliography of North America geology, and in cumulative volumes issued by N. H. Darton and F. B. Weeks. 1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
Author :
Publisher :
Page : 796 pages
File Size : 13,46 MB
Release : 1965
Category : Geology
ISBN :
Author :
Publisher :
Page : 796 pages
File Size : 32,50 MB
Release : 1965
Category : Geology
ISBN :
1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
Author : Sebastian J. Aresco
Publisher :
Page : 494 pages
File Size : 14,1 MB
Release : 1968
Category : Coal
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
Publisher :
Page : 792 pages
File Size : 37,64 MB
Release : 1968
Category : Library catalogs
ISBN :
Author :
Publisher :
Page : 448 pages
File Size : 33,94 MB
Release : 1955
Category : Mineral industries
ISBN :
Author : Joseph J. Wallace
Publisher :
Page : 262 pages
File Size : 29,61 MB
Release : 1953
Category : Coal
ISBN :
Author : Robert D. Thomson
Publisher :
Page : 548 pages
File Size : 14,76 MB
Release : 1975
Category : Anthracite coal
ISBN :