Home / General Magazines / Science and Technology Magazines / Scientific American /
Scientific American 1875-12-04
61/1099
Bridge over the Hudson at Troy, New York. Also: the hydro-pneumatic puzzle, at the Tradesman's Industrial Institute; Keely out-Keelied.
- Created on
- Monday 29 December 2008
- Posted on
- Monday 29 December 2008
- Visits
- 1793