Sport Stamps were printed in issues of the following newspapers, which included athletes from various sports. Below are some of the baseball players featured.
Detroit Times - Boston American - Sunday Advertiser ( Boston ) - Buffalo Times (Minor Leagues) - Pittsburgh Sun-Telegraph - Chicago American (featured 2 stamps side-by-side) - Washington Herald - Los Angeles Examiner - Omaha Bee-News - Atlanta Georgian-American (Minor League) - Seattle Post Intelligencer - The San Francisco Examiner
Boston American
Boston Sunday Advertiser
Los Angeles Examiner
Detroit Times
Pittsburgh Telegraph
Omaha Bee News
Buffalo Times (Buffalo Bisons)
Chicago American