CAFDC472re Unitrade # 472. Canada Post Replacement Cover
Unitrade # 472 First Day Cover
Canada Post Replacement Cover
Montreal, 19 July 1967
Chung / Narbonne Specialized Catalogue: R108
Beginning in 1949, first day covers forwarded to the post office in Ottawa which were damaged or lost during processing were replaced with a specially designed cover. Eight different cachet designs are known. The practice continued until 1974.