Scientific American, Vol. 31, No. 7 (August 1874)

1874 · 9 pictures

Patents · Improved · Inches · Center · Water · Iron · Carbonic acid · Boiler · Water belt · Steam engine · Scientific American · Feet long · Acid gas · Wrought iron · Horse power · Lightning rod · Solid particles

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