skip to content
Search
Search U.S. government technical reports digitized or harvested by
TRAIL
.
Keyword Search
Enter your search term(s):
[advanced search]
1 result returned
Browse TRAIL Inventories
(opens in new tab)
Search results
Places of occurrence of injury from falls of roof
Refine your search results
Published Year
1930-1939 (1)
Subject
Mine accidents (1) *
Mine roof control (1)
Author
Paul, J. W. (1) *
Sibray, D. L. (1)
