Four-coupled speedster

Canadian Pacific 4-4-4 No. 2929, last of 20 class F1a Jubilee types received from Canadian Locomotive Co. in 1937–38, sits with a short train at Montreal West station on May 11, 1957, as 4-6-2 No. 2472, last of CP’s 173 G3-class Pacifics, arrives on the next track.
Bob Krone photo