Scientific American, Vol. 10, No. 44 (July 1855)

1855 · 5 pictures

Claim · Patents · Aud · Lever · Manner · Scientific American · Patent office · Locking bolt · Horse power · Claim combining · Purpose set · Purposes set · Pig iron · Scotch pig · Ter addressed

Internet Archive · Public domain (published before 1931) · More from this library