Give me a list of the US Open Golf Venues from 1981-1985
1981 - Merion Golf Course (East Course) in Ardmore, Pennsylvania
1982 - Pebble Beach Golf Links in Pebble Beach, California
1983 - Oakmont Country Club in Plum, Pennsylvania
1984 - Winged Foot Golf Course (West Course)	in Mamaroneck, New York
1985 - Oakmont Country Club in Plum, Pennsylvania