Sesquicentennial Sesquicentennial International Exposition Sesquicentennial Exposition Author unknown 1926 World's Fair in Philadelphia Sesquicentennial International Exposition Sesquicentennial International Exposition Sesquicentennial International Exposition Philadelphia Sesquicentennial Exhibition Sesquicentennial International Exposition English Sesquicentennial International Exposition Sesqui-Centennial International Exposition