Johnny Sain - Wikipedia
Warren Spahn - Cooperstown Expert
Pitching star Spahn dies - Deseret News
April 15, 1947 – Arkansas's Johnny Sain Takes His Place in History - Only In Arkansas
Johnny Sain - Wikipedia
Warren Spahn, Tommy John and a Whole Lot of Baseball Cards - Sports Collectors Digest
The Spahn and Sain Refrain, Reconsidered
The 1948 World Series: Spahn, Sain and No Rain - New England Historical Society
The Baseball 100: No. 49, Warren Spahn - The Athletic
Lincoln-Way High School District 210 Foundation - Thanks to the Zaremba family for this amazing piece of 1948 World Series baseball history regarding Boston Braves players Warren Spahn & Johnny Sain! They
Sain, John Franklin (Johnny) - Encyclopedia of Arkansas