1.   Title: "POST OFFICE CALGARY,ALTA."
Institution: University of Saskatchewan Libraries Special Collections
Fonds/Collection: Canadiana Pamphlets Collection
2.   Title: "Post Office, Calgary, Alta."
Institution: University of Saskatchewan Libraries Special Collections
Fonds/Collection: Canadiana Pamphlets Collection
3.   Title: "Southam Bldg. Post Office, Calgary, Alta."
Institution: University of Saskatchewan Libraries Special Collections
Fonds/Collection: Canadiana Pamphlets Collection