Scientific American, Vol. 34, No. 13 (March 1876)

1876 · 13 pictures

Patents · Improved · Center · Boiler · Tuns · Iron · Scientific American · Water · Electric light · Brush tube · Net tuns · Trade catalogs · Annual capacity · Feet long · Sewing machine · Horse power · Trade union

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