Information circulars. 7628. Modern automatic electrically controlled elevators for transporting men at 2 coal mines in western Pennsylvania; by J. W. Holcomb.
Publication Title:
Modern automatic electrically controlled elevators for transporting men at 2 coal mines in western Pennsylvania; by J. W. Holcomb.
Display Title:
Information circulars. 7628. Modern automatic electrically controlled elevators for transporting men at 2 coal mines in western Pennsylvania; by J. W. Holcomb.
Series Title:
Information circulars.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Holcomb, J. W.
Date:
Jan. 1952
Publish Date ISO Format:
1952-01-01T00:00:00Z
Publication Start:
19520101
Publication End:
19520131
Corporate/Agency Author:
Mines Bureau
Publication month:
12
Publication year:
1952
SuDoc number:
I 28.27:(nos.)
Description:
[3]+5 p. 14 pl. 4°
Notes:
[Processed.]
Notes:
[Processed.] † Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, Pa.
Availability:
† Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, Pa.