. Engineering practice and theory, for steam engineers ... . POWELLS Class A SIGHT FEED Lubricator, for steam engines of all grades. In use onengines throughout the world. Try one whennext in need. The Filler costs extra, butwhat a labor and profanity saver. Re=grinding Star Valves best for controllingsteam and other fluids. Used wherever theinitial cost is not the only qualities and re-grinding principleinsure a long service, thus saving money. SIGNAL OILER. Lever Up, oil Down, oil shut of lever doesntinterfere with great oil sav
. Engineering practice and theory, for steam engineers ... . POWELLS Class A SIGHT FEED Lubricator, for steam engines of all grades. In use onengines throughout the world. Try one whennext in need. The Filler costs extra, butwhat a labor and profanity saver. Re=grinding Star Valves best for controllingsteam and other fluids. Used wherever theinitial cost is not the only qualities and re-grinding principleinsure a long service, thus saving money. SIGNAL OILER. Lever Up, oil Down, oil shut of lever doesntinterfere with great oil saver. Signm. 44 Oiler. OUR POCKET CATALOGUEShould be in the pocket of all engineers. Amost complete reference. Its yours for theasking. Send for copy to-day.
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