MILLIONS OF CASES Diagram showing graphically VOLUME OF TRADE BETWEEN : \ UNITED STATES, ALASKA, YUKON, AND BRITISH COLUMBIA | ae, with KA DES : VOLUME OF TRADE OF BRITISH COLUMBIA $500,000 ~ TQ_AND FROM-YUKON \ — Oi CANNED SALMON PACK OF NORTH AMERICA /\ 1915 TO 1945 S : NORTH PACIFIC REGION OF CANADA 1940 “4i 42 43 "4h "45 1915 1920 1925 1930 1935 MILLIONS OF CASES