~ fanning out the threads ~
the shelf
Derris elliptica books
Every book on OmList tagged derris elliptica — pulled from the same shelves librarians and readers have been building for years.
2 books on the shelf
§ On the shelf
Derris culture in Puerto Rico
Rufus H. Moore
1943
Mineral deficiencies in Derris elliptica
Rufus H. Moore
1945