Location:  Hamburg, PA  United States (Showroom)

Designers: Holophane, Pullman RailRoad, Crouse-Hinds, Jung-Koch-Quentell, Crouse-Hinds, Jieldé (aka: Jielde), Pittsburgh Plate Glass Company, Haywood - Wakefield, Fostoria Industries, Inc. (aka: TPI Corporation), A. H. Reid Creamery And Dairy Supply Company, Markga Chair Co., Ltd., Caldwell and Company, Edward F., Castle, Pittsburg Permaflector Glass Co., The, Crane, A & W Co. / Adams & Westlake, Ltd. / Adlake, Samuel Yellin Metalworkers Co., The Standard Electric Time Co., E.W. Bliss, Dr. Louis Auzoux, R & W Weeks, Ohio Chemical & Mfg Co., Jerome Hurych N.Y. USA, Hall Burcher, Toledo Metal Furniture, Co., Naturlite, Found Objects Of Industry, Burton Medical Products, Wesphal Company, Dietzgen, Hubbell Lighting Inc., Emeralite