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Scientific American, Vol. 29, No. 15 (October 1873) (1873)

leaf 15

An illustration from Scientific American, Vol. 29, No. 15 (October 1873), 1873, leaf 15
STEAM PUMPS. SEND FOR ILLUSTRATED CATALOGUE COPE & MAXWELL MFO.CO.HAMILTON,OHIO. KANttOM tSVPHON CONDENSER perfectsand maintains vacuum on Steam Engines at cost ofone per cent Its value, and by its use Vacuum Pans arernn with luil vacuum without Air Pumn. Please call atthe Companys office,…

Patents · Improved · Center · Iron · Consists · Scientific American · Hydrochloric acid · Cubic feet · Optic couches · Carbolic acid · Cast Iron · Sewing machine · Steam engine · Warm air · Carbonic acid

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