Four Saint Clair Tunnel Company box-cab electric locomotives, including numbers 9153 and 9156 used to pull Grand Trunk Railway trains through the Saint Clair Tunnel between Sarnia, Ontario and Port Huron at Port Huron, Michigan, circa 1938. Photo from J.M. Fredrickson Collection. Other Subject Classes: electric locomotive .

Southern Michigan Railway Company interurban car 304 crosses the interurban railroad bridge at Berrian Springs, Michigan, circa 1907. Photo by Edith Selden, J.M. Fredrickson collection. Other Subject Classes: interurban car