L. M. Rumsey Manufacturing Company, Manufacturers and Jobbers of Agricultural Implements, Pumps, Wood and Iron Working Machinery, Plumbers', Steam and Gas Fitters' Supplies
Wittenberg and Sorber
pictures (two-dimensional representations)
St. Louis Mercantile Library
Leonard, J. W. The Industries of Saint Louis. St. Louis: J. M. Elstner, 1887.