Books by inc. H. L. Yoh Company:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
H. L. Yoh Company, inc., Philadelphia: Index of publications, December, 1958. (Technical Aids Branch, Office of Industrial Resources, International Cooperation Administration, 1959), also by United States. International Cooperation Administration. Office of Industrial Resources (page images at HathiTrust)
Find more by inc. H. L. Yoh Company at your library, or elsewhere.