Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 674
purposes. It can lift 1000 to 2000 gallons of water hourly toa height of 100 ft. Costs about two cents an hour. Tirrills Incandescent Gas Burner is a 70 candle power light, costing lessthan i per cent, per hour to maintain. It is constructed so as to fit any fixtureand can be used with ordinary… … Fig. TIRRILLS PUMPINGMACHINE lutely
Building materials
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