Caption: Cab Units. A study in a classic 'flat nose' cab design, initially crafted circa 1946 with the ALCO PA design, here is MLW built (circa 1956) FPA-2u CN 6758 and FPA-4 CN 6774 (circa 1958). Both are now Via Rail property and await next assignment at the CN Spadina Motive Power Shop. The units will be repainted by CN into Via livery before summer's end. June 1977 Kodak Kodacolor II ASA100 negative transported by a Nikon Nikkormat EL. Photographer S. Danko.