Books by William Beall Gray:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Gray, William Beall: Gray's plumbing design and installation; a veritable encyclopedia of modern practice based on work done by the author and other experts in every branch of the plumbing and allied trades and covering approved practice in every part of the country (David Williams company, 1916) (page images at HathiTrust)- Gray, William Beall: Plumbing; a working manual of American plumbing practice, including approved fixtures, piping systems, house drainage, and modern methods of sanitation (American Technical society, 1916), also by Charles Backus Ball (page images at HathiTrust; US access only)
- Gray, William Beall: Plumbing; a working manual of American plumbing practice, including approved fixtures, piping systems, house drainage, and modern methods of sanitation (American Technical Society, 1917), also by Charles Backus Ball (page images at HathiTrust)
- Gray, William Beall: Plumbing; a working manual of American plumbing practice, including approved fixtures, piping systems, house drainage, and modern methods of sanitation (American technical society, 1919), also by Charles Backus Ball (page images at HathiTrust)
- Gray, William Beall: Plumbing : a working manual of American plumbing practice : including approved fixtures, piping systems, house drainage, and modern methods of sanitation (American Technical Society, 1919), also by Charles Backus Ball (page images at HathiTrust)
Find more by William Beall Gray at your library, or elsewhere.