Scientific American, Vol. 42, No. 24 (June 1880)

1880 · 14 pictures

Patents · Patented · Boiler · Oysters · Piston · Binocular · Scientific American · Feet · Sewing machine · Needle points · Comet seeker · Norwalk iron · Binocular vision · Iron works · Focal length · Steam engine · Magnifying power

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