DS, signed 'Geo. Westinghouse, Jr,' two pages, 11 x 16, February 3, 1876. Agreement between the Westinghouse air Brake company and the Saint Paul and Sioux City Railroad for the purchase of locomotive breaks and equipment, signed twice on the second page by Westinghouse. In very good condition, with several fold separations, heavy storage folds and a clean signature area. RRAuction COA.