Scientific American, Vol. 83, No. 9 (September 1900)

1900 · 15 pictures

Electrical engineering · Feet · Lamp · Armor · Resistance · Scientific American · Mounted · Platinum wire · North pacific · Horse power · Sewing machine · Air resistance · Professional school · Underground railway · Gas engine · Nernst lamp

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