Books by Raymond Arthur Kearns:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Kearns, Raymond Arthur, 1891-: Permissible junction boxes (U.S. Dept. of Commerce, Bureau of Mines :, 1929), also by L. C. Ilsley (page images at HathiTrust)
Find more by Raymond Arthur Kearns at your library, or elsewhere.