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Author Plein, Leopold Nicholas, 1897-

Title Mechanization trends in metal and nonmetal mining as indicated by sales of underground loading equipment / by L.N. Plein, F.E. Berquist, and F.G. Tryon.

Imprint Philadelphia, Pa. : Works Progress Administration, 1937.

Copies

Location Call No. OPAC Message Status
 Axe Special Collections Picher Mining  Y 3.W 89/2:42/E-3    ---  Lib Use Only
Description ix, 19 p. : ill., maps ; 26 cm.
Series Mineral technology and output per man studies ; report no. E-3
Mineral technology and output per man studies ; report no. E-3.
Note "June 1937."
Bibliography Includes bibliographical references.
Subject Mineral industries -- United States.
Mining machinery.
Hoisting machinery.
Conveying machinery.
Added Author Berquist, F. E. (Frederick E.)
Tryon, F. G. (Frederick Gale), 1892-1940.
National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)
United States. Bureau of Mines.
United States. Works Progress Administration.
Standard No. NLGGC 101924224
AU@ 000027176441
Sudoc No. Y 3.W 89/2:42/E-3

 
    
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