More Reading
More about GN's Motor Freight Division can be found in the following publications:
GNRHS Reference Sheet #251: Great Northern's Motor Freight Division
GNRHS Reference Sheet #288: Great Northern's Motor Freight Division - Part 2
American Truck Historical Society: Wheels of Time Sept./Oct. 2000 issue
Railway Age Magazine: March 28, 1936 edition
Railway Age Magazine: June 23, 1958 edition
Railway Age Magazine: June 30, 1969 edition