Scientific American, Volume 33

acid apparatus application asks attached battery belt boiler bolt Boston carbon carbonic acid Catalogue cent Conn connected construction cutter cutting cylinder diameter drill edge electric engine engraving fastened feet fire furnace gage gear glass heat hole horse power Improved invention consists inventor iron July June 15 Keely motor Lathes lever light machine Machinery magnetic manufacture Mass mechanical ment metal Mills MUNN Norris Locomotives operation paper Park Row pass Patent piece pipe piston Planing plate pole Portable Portable Engines postage included pressure Price List pulley pump roller salicylic acid says Scientific American screw Scroll Saws Send for Circular shaft side slide spring steam Steam Engines steel Street surface Telegraph tion Tools tube Union Iron valve vapor vessel Water Wheel weight wheel wire wood wrought iron York city zinc