The Philco model 1224 was manufactured for Chas Begg & Co. Ltd by Dominion Radio and Electrical Corporation Ltd in 1953.
6-valve dual-wave tablegram
Valves (6): 7B7, ECH21, 7B7, 7C6, 7C5, 7Y4
Intermediate Frequency: 455kc/s
Frequency Bands: 2
Chassis Notes(most schematics can be clicked to download a full size version)
Note the second release (1224A) has different dial string routing.