Inside Out Library · Explore
Scientific American, Vol. 77, No. 8 (August 1897)
1897 · 17 pictures
Patents · Apparatus · Carrier · Munn · Shaft · Scientific American · Horse power · Central station · Patent office · Reciprocating parts · Liquid air · Key lever · Perspective elevations · Delivery arm · Air brake
Internet Archive · Public domain (published before 1931) · More from this library