09-024. American, after 1922 (from its patent number 1,410,507), and signed on the back "THE RAY COMPANY, NEW YORK CITY." This unusual dial adder has a heavy cast metal base and a heavy black painted sheet metal top, 9" long x 2 1/8" wide x 1" thick, with 7 dials and no clearing mechanism. The adder is in good overall condition, except for wear to the surface finish on the top and one spoke broken on the first dial. The adder also comes with its original heavy cast white metal desk stand which is designed to allow the adder to be inclined for comfortable use.
