About Rip Sewell
Truett Banks "Rip" Sewell was an American right-handed starting pitcher in Major League Baseball who played 13 years in the major leagues with the Detroit Tigers (1932) and Pittsburgh Pirates (1938–1949). Sewell was selected four times to the National League All-Star team (1943–1946) and is credited with inventing the "Eephus pitch." The first time Sewell threw the blooper in a game was in an exhibition match against the Detroit Tigers. Career statistics from MLB · Baseball Reference · Baseball Reference (Minors) · Retrosheet · Baseball Almanac Excerpts from Donald Honig, "Baseball When the Grass Was Real" Rip Sewell at Find a Grave.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.