Books by L. S. Horton:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Horton, L. S.: Production of explosives in the United States during the calendar year 1938 (U.S. Dept. of the Interior, Bureau of Mines, 1939), also by W. W. Adams and V. E. Wrenn (page images at HathiTrust)- Horton, L. S.: Production of explosives in the United States during the calendar year 1939 (U.S. Dept. of the Interior, Bureau of Mines, 1940), also by W. W. Adams and V. E. Wrenn (page images at HathiTrust)
- Horton, L. S.: Production of explosives in the United States during the calendar year 1940 (U.S. Dept. of the Interior, Bureau of Mines, 1942), also by W. W. Adams and Virginia E. Wrenn (page images at HathiTrust)
Find more by L. S. Horton at your library, or elsewhere.