Heritage Auctions, Sports Collectibles Auction 7041, Dallas Texas
Yankees History: Bob Shawkey and the wildest complete-game shutout
1927 New York Yankees season - Wikipedia
Philadelphia World War I Years
1923 World Series - Wikipedia
Philadelphia World War I Years
Bob Shawkey
List of German Americans The JH Movie Collection's Official Wiki
Former SRU student thrived in MLB before Adams, Trivino
List of German Americans The JH Movie Collection's Official Wiki