Great Northern F-45 #428  BN renumbered  6601
Location: Whitefish Montana July 24, 1970.
Ready for Service.  Idling just out of the refueling facility.
Manufacture EMD Model F-45 3,600 HP  Built May-June 1969.

Great Northern GP-9 704  Sporting BN number 1777.
Location: Klamath Falls Oregon. June 1970.
Idling before the engine house after a run from Lookout California.  This is engine was the first prototype GN Blue I came across.  It and sister GN #700 were pumping up air in Lookout CA.  They were getting ready for their return with a small freight to Klamath Falls to tie up out of Biebler, CA.
Manufacture: EMD Model GP-9  1,750 HP  Built April 1956

Great Northern SW-1500 #201  BN renumbered 301.
Location: Spokane, Washington.  July 18, 1970.
This three year old switcher was working hard most of the day.  Note the spark arresters, typical for units working in dry forested areas of the Northwest.
Manufacture EMD Model SW-1500  1,500 HP  Built Sep-Oct 1967.

Great Northern F7-A #369C  BN renumbered  9740
Location: Spokane, Washington.  November 1969.
The yard hustler was backing 369 and a F7 B unit to the refueling rack.  She is showing her age.
Manufacture EMD Model F7-A 1,500 HP  Built May-June 1952.