Original elevator trade vintage catalog for CHARLES K. ERNST, INC, was located at 998-1006 East Ferry Street, Buffalo, NY. Originators and Manufacturers of Sidewalk Elevators and Ash Hoists. Models 1, 2, 3, 4, 9. Telescopic hoists with and without overhead cranes, hand and electric, non-telescopic and basement window. Disbound from a large 1938 construction materials book, this unique old one page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro architecture design and engineering library.