Scientific American, Vol. 14, No. 7 (February 1866)

1866 · 7 pictures

Claim · Combination · Patents · Arranged · Manner · Purpose · Lor · Constructed · Purposes set · Heat generated · Purpose set · Tbat tbe · Scientific American · Spring catch · Drill rod · American patent · Forthe purpose · French system

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