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
Diamond drilling and diamond bit investigation.
Refine your search results
Published Year
1940-1949 (1)
Subject
Boring (1)
Diamond bits--Testing (1) *
Granite (1)
Author
Agnew, Wing G. (1)
Chayes, Felix. (1) *
Gabriel, Alton. (1)
Long, Albert. (1)
Obert, Leonard, (1)
