Original heating trade vintage catalog for TIRRILL GAS MACHINE CORPORATION, was located at 50 Church Street, New York City, NY. Generates and Delivers a Steady Supply of Economical Non-Poisonous Gasoline Gas that Burns Smokelessly with a Brilliant White or Blue Flame as Designed and Without Odor. Suitable for cooking, heat and lighting in residences, laboratories, colleges, hospitals, hotels, schools and factories. Disbound from a large 1931 home heating catalog, this unique old one page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro heating equipment library. Slight damp stain on outer edge.