Scientific American, Vol. 32, No. 15 (April 1875)

1875 · 14 pictures

Patents · Iron · Boiler · Water · Improved · Inches · Cast Iron · Consists · Sewing machine · Latch bolt · Scientific American · Feet long · Rapid transit · Sir john · Improved car · Underground roads · Great number

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