The Ventilating Fans For Dope Shops, etc. “ Freezor ” Exhaust Fans are in big demand in dope shops and factories of all kinds for the extraction of poisonous fumes, and for providing efficient ventilation. Soundly constructed and thoroughly. dependable. Motors carefully protected against … particulars write— Freezor Propeller Type Fan. Some people think of it only as Guns, Rifles, Ammunition, Uniforms, and Rations. In detail, perhaps the greatest item of War Material is Paint and Varnish. These form the covering of a thousand \ things used in warfare—Wagons, Gun Carriages,…
Aeronautics And Space Flight · Periodicals · Microfilm
Internet Archive · Public domain (published before 1931). Free to use for anything.
