4 x 20: Orioles' 1971 Season Is One for the Books, Title or Not
The Phillies' Four Aces - The New York Times
Roric Harrison struck on 18 in a game for 1971 Rochester Red Wings
4 x 20: Orioles' 1971 Season Is One for the Books, Title or Not
4 x 20: Orioles' 1971 Season Is One for the Books, Title or Not
The Fleer Sticker Project: A Picture Paints A Thousand Words
4 x 20: Orioles' 1971 Season Is One for the Books, Title or Not
Baltimore Orioles - Wikipedia
1971 Baltimore Orioles 4-20 20 Game Winners OAL Baseball Team-Signed by (4) With Jim Palmer, Mike Cuellar, Pat Dobson & Dave McNally with Multiple Inscriptions (JSA LOA)
Pat Dobson, 64, Orioles Starter on a Staff of 20-Game Winners, Dies - The New York Times