Author : Coal Mine Management
Publisher :
Page : 644 pages
File Size : 27,91 MB
Release : 1926
Category : Coal mines and mining
ISBN :
[PDF] Extension Study Course In Coal Mining eBook
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Extension Study Course in Coal Mining
Author : Coal Mine Management
Publisher :
Page : 512 pages
File Size : 43,84 MB
Release : 1928
Category : Coal mines and mining
ISBN :
Extension Course in Coal Mining
Author : Pennsylvania. State College. Mineral Industries Extension Services
Publisher :
Page : pages
File Size : 27,46 MB
Release : 1938
Category : Coal mines and mining
ISBN :
Extension Course in Coal Mining
Author : Pennsylvania State College. Mineral Industries Extension Division
Publisher :
Page : pages
File Size : 50,69 MB
Release : 1934
Category : Coal mines and mining
ISBN :
Elementary Extension School Course in Coal Mining
Author : Pennsylvania State College. School of Mineral Industries
Publisher :
Page : 295 pages
File Size : 30,16 MB
Release : 1931
Category : Coal mines and mining
ISBN :
An Evaluation of the West Virginia University Coal Mining Extension Program
Author : Frederick Anthony Zeller
Publisher :
Page : 182 pages
File Size : 32,96 MB
Release : 1975
Category : Coal miners
ISBN :
Coal Mine Management
Author :
Publisher :
Page : 870 pages
File Size : 30,28 MB
Release : 1925
Category : Coal mines and mining
ISBN :
Organization and Courses of Study in Anthracite Coal Mining for Mine Foremen and Assistant Mine Foremen ...
Author : Pennsylvania. Department of Public Instruction
Publisher :
Page : 24 pages
File Size : 43,42 MB
Release : 1925
Category : Coal miners
ISBN :
Course of Study for Coal Mining Occupations
Author : Utah State Board for Vocational Education
Publisher :
Page : 123 pages
File Size : 46,79 MB
Release : 1944
Category : Coal mines and mining
ISBN :
Extension Course in Coal Mining
Author : Pennsylvania. State College. Mineral Industries Extension Services
Publisher :
Page : 438 pages
File Size : 38,76 MB
Release : 1938
Category : Coal mines and mining
ISBN :