Columbia subject headings:
Ranch life--Canada, Western--History--Congresses.
Harvard subject headings:
Canada, Western--History--Congresses.
Cattle trade--Canada, Western--History--Congresses.
Cowboys--Canada, Western--History--Congresses.
Ranch life--Canada, Western--History--Congresses.
Ranch life--West (U.S.)--History--Congresses.
West (U.S.)--History--Congresses.
Princeton subject headings:
Canada, Western--History--Congresses.
Cattle trade--Canada, Western--History--Congresses.
Cowboys--Canada, Western--History--Congresses.
Ranch life--Canada, Western--History--Congresses.
Ranch life--West (U.S.)--History--Congresses.
West (U.S.)--History--Congresses.