Scientific American, Volume 43

37 Park Row 50 cents acid Address apparatus applied Asbestos attached barrel belt boiler Boston carbon coal color COLUMBIA BICYCLE Conn connected construction containing copy cylinder device diameter Drills durable electric engraving fastening feet fire fish furnace furnished glass heat horse power illustrated inches inventor iron Lathes lever light Machinery manufacture Mass mechanical ment metal miles Mills MUNN nitric acid operation oysters Packing paper patented an improved PATENTS CAVEATS Phila Philadelphia pipe piston Planers plate postage postal order pounds pressure produced Pulleys PULSOMETER STEAM PUMP Railway River rubber SCIENTIFIC AMERICAN SCIENTIFIC AMERICAN SUPPLEMENT screw Send for circular Sewing machine shaft SHEPARD & CO side spring Steam Engine STEAM PUMPS steel Street surface tank temperature tion tool tube valve vessel wheel wire wood York York city