Inside Out Library · Explore
Scientific American, Vol. 69, No. 18 (October 1893) (1893)
leaf 0
ted at a signal, at which the doors at the top and bottom are closed. There are conditions, however, to which steam and hydrau- The electric motor which operates each machine is of 15 horse lic elevators are especially suited, and the latest achievements power capacity and derives its current from… … TH£ uaEAT ulls ELEVATORS IN THE LIBERAL ARTS BUILDING. THE WORLD'S COLUMBIAN EZP08III0N-EZHIBIT OF OTIS BBOTHESS * COMFANT'S ELETAT0B8. © 1893 SCIENTIFIC AMERICAN, INC.Exhibit · Elevators · Patents · Munn · Apparatus · Scientific American · Going · Dutch belted · Lathe slide · Horse power · Prussic acid · Liberal arts · Perspective view · India rubber · Cold forged · Floor plans
Internet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 69, No. 18 (October 1893)
More like this
