CNW 6910 "Falcon Service" SD40-2 at Minneapolis, MN, with a GP30 trailing. Photo by Mike Guss, from the collection of Bob Schoneman, August 15, 1979.Photo obtained, with the permission of Mike Endres, from cnw-rail.com.

This photo, by Andrew Roach, shows CNW 6910 at Butler, WI, nearly seven years later (5-18-1986).