Peel 5020 : Photogelatine Engraving Company. Calgary, Alberta, Canada: Alberta's commercial metropolis, gateway to the Rockies. Ottawa : Photogelatine Engraving Company, 1925?. .
Peel 5020 : Photogelatine Engraving Company. Calgary, Alberta, Canada: Alberta's commercial metropolis, gateway to the Rockies. Ottawa : Photogelatine Engraving Company, 1925?. .