Books about Rhys G. Llewellyn -- Books by Rhys G. Llewellyn
Books about Rhys G. Llewellyn:
1 additional book about Rhys G. Llewellyn in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Report on 30 CFR part 50 (Safety and Health Technology Center, 1986), by Rita J. Weaver and Colo.) Safety and Health Technology Center (Denver (page images at HathiTrust)
Books by Rhys G. Llewellyn:
Books in the extended shelves:
- Llewellyn, Rhys G.: Coal mine injury and employment experience by occupation, 1972-75 (Dept. of the Interior, Mining Enforcement and Safety Administration, 1978), also by Jon Kogut and United States. Mining Enforcement and Safety Administration (page images at HathiTrust)
Find more by Rhys G. Llewellyn at your library, or elsewhere.