Data sources:
1. “M. T. C. 1200 Class Cars” by R. M. Binns (Canadian Railroad Historical Association News Report, No. 69, July–August 1956).
2. “The Centennial of the "Montreal Roof"” by Fred F. Angus (Canadian Rail, No. 454, September–October 1996).
3. Canadian Railroad Historical Association News Report, No. 59, September 1955.