c. 1940; no .tiff file available; original (P10642) at the Windsor Community Museum?; "Drawn by Howard Soper, Windsor, Ont."; Sterling Construction Company Limited and Sterling Gravel And Supplies Limited were founded c. 1931; for most of their existence, they were located at 2494 Sandwich Street East, just west of Ford Motor Company of Canada. Sterling Construction was incorporated by Louis A. Merlo and lasted until 1981 (http://www.windsor-communities.com)