1876 Centennial Exposition—Philadelphia
1901—Pan-American Exposition—Buffalo, New York 1905—Lewis and Clark Centennial Exposition—Portland,
Oregon
1926—Sesquicentennial Exposition—Philadelphia 1933-34–Century of Progress International Exposition—Chicago
1935 California Pacific International Exposition—San Di-
ego
1939-40—New York World’s Fair—New York City 1939-40—Golden Gate International Exposition—Treasure Island, San Francisco
1962—Century 21 Exposition—Seattle
1964-65—New York World’s Fair—New York City 1974—Expo ’74—Spokane, Washington
1982—World’s Fair—Knoxville, Tennessee 1984—Louisiana World Exposition—New Orleans