1930s Babe Ruth single-signed baseball. This Official 97 League, Tom Fairweather President baseball has been signed across the side panel by Babe Ruth. The red and blue stitched ball is in very good condition, and the signature rates a strong 5/10. This 1930s-era ball comes from a time when Babe Ruth had already established himself as the best slugger of all time, highlighted by his 60-home run season in 1927. Full LOA from PSA.