Books by F. S. Crawford:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Crawford, F. S. (Frank Stevens), 1889-: Some safety practices at the Montreal mine (Washington, D.C. : United States, Department of Commerce, Bureau of Mines, 1929., 1929), also by C. W. Owings and United States Bureau of Mines (page images at HathiTrust)- Crawford, F. S. (Frank Stevens), 1889-: A test of treated timbers in a mine at Negaunee, Mich. (U.S. Dept. of the Interior, Bureau of Mines, 1950), also by R. M. Wirka (page images at HathiTrust)
Find more by F. S. Crawford at your library, or elsewhere.