Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 584
nstallation of an EconomyHot Air Engine. No engineer is required and the action ofthis engine is entirely automatic. It is furnished completewith outfits, to burn either gas, gasoline, kerosene, wood orcoal. We guarantee that nothing but the very best material forthe purpose is used in the… … ECONOMY HOT AIRPUMPING ENGINE We further agree to replace at our factory any parts giving out on account ofnatural wear, imperfections in workmanship or material which may occur within oneyear from date of purchase. THE PULLMAN AUTOMATIC VENTILATOR COMPANY 514 AUTOMATIC VENTILATORS THE PULLMAN…
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