1911-12-22: King George V 1911-22 "Admiral's Uniform" Definitive Issue

1911: King George V 1911-22 Admiral issue - precancels

1911: Great North Western Telegraph Company of Canada

1911: Saskatchewan Government Telephone

1911: Bell Telephone Co. of Canada

1911: British Columbia Telephone Co.

1911: Manitoba Government Telephones

1911: Canadian Pacific Railways

1911: Grand Trunk Pacific Railways Telegraph Company

1911: Canadian Northern Telegraph Company