Books by A. C. Hobbs:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Hobbs, A. C., 1812-1891: Rudimentary Treatise on the Construction of Locks, also by George Dodd, ed. by Charles Tomlinson (Gutenberg ebook)
Find more by A. C. Hobbs at your library, or elsewhere.