Test of the New York "Subway" Engines
Milwaukee, WI: Allis-Chalmers Company, 1906. First Printing. Paperback. The test methods and results of nine Allis-Chalmers engines installed in the Subway power-house of the Interborough Transit Co., New York. Bulletin No. 1502 January, 1906. Power Department Bulletin printed in black and red onto glossy coated paper, 4to (10-1/2 inches tall)..... More