The Online Books Page

Books by Richard A. Allwes:

Books in the extended shelves:

• Allwes, Richard A.: Arch canopy design procedure for rehabilitation of high-roof-fall areas (U.S. Dept. of the Interior, Bureau of Mines, 1987), also by Deno M. Pappas and C. P. Mangelsdorf (page images at HathiTrust)
• Allwes, Richard A.: Arch canopy verification tests (Bureau of Mines, U.S. Dept. of the Interior, 1990), also by C. P. Mangelsdorf (page images at HathiTrust)
• Allwes, Richard A.: The Effects of a retreating longwall on a three-entry gate road system (U.S. Dept. of the Interior, Bureau of Mines, 1985), also by D. R. Babich, G. J. Chekan, and Jeffrey M. Listak (page images at HathiTrust)
• Allwes, Richard A.: Evaluation of structures for roof-fall areas (U.S. Dept. of the Interior, Bureau of Mines, 1992), also by C. P. Mangelsdorf and United States Bureau of Mines (page images at HathiTrust)

Find more by Richard A. Allwes at your library, or elsewhere.