Books by H. S. Adair:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Adair, H. S. (Henry Steven), 1899-: Black pit of the pecan and some insects causing it (U.S. Dept. of Agriculture, 1932) (page images at HathiTrust)- Adair, H. S. (Henry Steven), 1899-: Insects of the pecan and how to combat them (U.S. Dept. of Agriculture, 1931), also by G. F. Moznette and T. L. Bissell (page images at HathiTrust)
Find more by H. S. Adair at your library, or elsewhere.