Books by Hermann Rudolf Schaum:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Schaum, Hermann Rudolf, 1819-1865: Catalogus coleopterorum Europae (Friderici Nicolai (G. Parthey), 1862) (page images at HathiTrust)- Schaum, Hermann Rudolf, 1819-1865: Catalogus coleopterorum Europae. ([Trowitzsch], 1852), also by Entomologischer Verein in Stettin (page images at HathiTrust)
Find more by Hermann Rudolf Schaum at your library, or elsewhere.