Books by Stanard Gustav Bergquist:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Bergquist, Stanard Gustav, 1892-: Rocks and minerals of Michigan (State of Michigan, Dept. of Conservation, 1939), also by Oscar Floyd 1898-1945 Poindexter and Helen M. Martin (page images at HathiTrust)
Find more by Stanard Gustav Bergquist at your library, or elsewhere.