Technological change and productivity in the bituminous coal industry, 1920-60
By: [prepared by Edgar Weinberg, Robert E. Malakoff, and Robert T. Adams.]
Contributors: United States. Bureau of Labor Statistics.
Series: Bulletin / United States. Bureau of Labor Statistics -- no. 1305; Bulletin of the United States Bureau of Labor Statistics -- 1305.
Publisher: U.S. Dept. of Labor, Bureau of Labor Statistics; for sale by the Superintendent of Documents, U.S. Govt. Print. Off.
Published: 1961
Place of publication: [Washington]
Language: eng
Number of pages: 137
Subjects: Bituminous coal; Coal mines and mining -- Automation; Coal mines and mining -- Labor productivity; Labor productivity; Coal miners -- United States
Notes: "Prepared ... by Edgar Weinberg, Robert E. Mmalakoff, and Robert T. Adams"--Introduction.

Includes tables.

Bibliography: p. 132-136.