Menu Expand Menu Close
Back to Top
Filter Search Expand Close Filter
Search Expand Search Close

1. Safety catches on mine cages and methods of testing them.

Creator Personal:
Harrington, D. (Daniel), 1878-, East, J. H., Jr.
Title:
Safety catches on mine cages and methods of testing them.
Call Number:
P19455
Date:
1948
Description:

Serial issue. Issued as: United States. Bureau of Mines. Information circular, 7436 (1948).

Subject Topical:
Mine safety.
All:
Mine safety.