Caption: C&O 7526/7553, with the daily transfer "The Puller", are seen departing the CP's Windsor Yard. They are briefly on the Essex Terminal before getting on the loop track over to CN and CP's CASO Sub for a trip through the Detroit River Tunnel as they make their way back to Rougemere Yard in Dearborn Michigan. This is a scan of a Bernie Drouillard Kodachrome original and posted with permission.