Employment and income from gold placering by hand methods, 1935-37
By: by Robinson Newcomb, Charles White Merrill, and R. L. Kiessling.
Contributors: Merrill, Charles White.; Kiessling, R. L.; National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.); United States. Bureau of Mines.
Series: Mineral technology and output per man studies ;; report no. E-14
Publisher: Work Projects Administration, National Research Project in cooperation with Dept. of the Interior, Bureau of Mines
Published: 1940
Place of publication: Philadelphia, Pa
Language: eng
Number of pages: 142
Subjects: Gold mines and mining -- United States; Hydraulic mining -- United States; Gold miners -- United States; Miners -- United States
Notes: Includes bibliographical references.
"June 1940."