1967, Pittsburgh, Pennsylvania
1965, Pittsburgh, Pennsylvania
1961, Pittsburgh, Pennsylvania
1955, Pittsburgh, Pennsylvania
1954, Pittsburgh, Pennsylvania
1953, Pittsburgh, Pennsylvania
1951, Pittsburgh, Pennsylvania
1950, Pittsburgh, Pennsylvania
1939, Pittsburgh, Pennsylvania
1938, Pittsburgh, Pennsylvania
1937, Pittsburgh, Pennsylvania
1934, Pittsburgh, Pennsylvania
1933, Pittsburgh, Pennsylvania
1932, Pittsburgh, Pennsylvania
1931, Pittsburgh, Pennsylvania
1930, Pittsburgh, Pennsylvania
