Copper mining. Occupational composition pattern for copper mining (underground), industry code 1021-1 (Standard industrial classification manual, Bureau of Budget 1942) [with list of references].
Publication Title:
Copper mining. Occupational composition pattern for copper mining (underground), industry code 1021-1 (Standard industrial classification manual, Bureau of Budget 1942) [with list of references].
Display Title:
Copper mining. Occupational composition pattern for copper mining (underground), industry code 1021-1 (Standard industrial classification manual, Bureau of Budget 1942) [with list of references].
Corporate Agency Authors:
Employment Service and Apprentice-Training Service
Sort Author:
Employment Service
Date:
Apr. 1946 (modified Jan. 1947)
Publish Date ISO Format:
1947-01-01T00:00:00Z
Publication Start:
19470101
Publication End:
19471231
Corporate/Agency Author:
Employment Service
Publication month:
13
Publication year:
1947
Publication place:
Washington, D. C.
SuDoc number:
L 7.27:C 79/947
Description:
[2]+20+[2] p.
Notes:
[Processed.]
Notes:
[Processed.] † Distribution Made by Issuing Office.