2010-06-242010-06-242010-05-181961-04-121974-001 / 488http://hdl.handle.net/10315/4390Image of two CN semi-trailers piggybacking on the wagons of a CN freight train with several individuals inspecting the equipment. CN logo being used on vehicles other than locomotives.1 photograph : b&w photoprint : 25 x 20.5 cm1 jpeg (600dpi) : 800 pixels acrossFor further copyright information contact : ascproj@yorku.caCN, Canadian NationalLogo, LogotypeGraphic Design' TypographyPhotograph