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Scientific American, Vol. 16, No. 11 (March 1867)
1867 · 7 pictures
Combination · Claim · Patents · Manner · Set · Constructed · Purpose · Arrangement · Arranged · Carbonic acid · Sulphuric acid · Purpose set · Scientific American · Purposes set · Coal oil · Main engines · Foot pounds · Patent office · Mechanical equivalent
Internet Archive · Public domain (published before 1931) · More from this library