Copper. Technology, employment, and output per man in copper mining; by Y. S. Leong, Emil Erdreich, J. C. Burritt, O. E. Kiessling, C. E. Nighman, and George C. Heikes.
Publication Title:
Copper. Technology, employment, and output per man in copper mining; by Y. S. Leong, Emil Erdreich, J. C. Burritt, O. E. Kiessling, C. E. Nighman, and George C. Heikes.
Display Title:
Copper. Technology, employment, and output per man in copper mining; by Y. S. Leong, Emil Erdreich, J. C. Burritt, O. E. Kiessling, C. E. Nighman, and George C. Heikes.
Corporate Agency Authors:
Work Projects Administration and Federal Works Agency
Sort Author:
Work Projects Administration
Authors:
Leong, Y. S., Erdreich, Emil, Burritt, J. C., Kiessling, O. E., Nighman, C. E., and Heikes, George C.
Date:
Feb. 1940
Publish Date ISO Format:
1940-02-01T00:00:00Z
Publication Start:
19400201
Publication End:
19400228
Corporate/Agency Author:
Work Projects Administration
Publication month:
11
Publication year:
1940
Publication place:
Philadelphia, Pa.
SuDoc number:
FW 4.7:E-12
Description:
xvi+260 p. il. large 8°
Notes:
(National Research Project. Report E-12; [Mineral technology and output per man studies].) [Processed. Prepared in cooperation with Mines Bureau, Interior Department.]
Notes:
(National Research Project. Report E-12; [Mineral technology and output per man studies].) [Processed. Prepared in cooperation with Mines Bureau, Interior Department.] ‡ Official Use. Not Available.