Boston Braves - Wikipedia
4 Strange Origins of Common Hand Gestures — The Modern Rogue
Charles “Old Hoss” Radbourn (standing, far left) giving the finger to the cameraman, the first known photograph of the gesture (1886) : r/baseball
Calaméo - Spring 2023
The first EVER photograph of giving the finger: Old Hoss Radbourn, pitcher for the Boston Beaneaters, giving it to members of the rival New York Giants in a joint team photograph (1886)
Charles “Old Hoss” Radbourn (standing, far left) giving the finger to the cameraman, the first known photograph of the gesture (1886) : r/baseball
Driving Mr. Yogi: Yogi Berra, Ron Guidry, and Baseball's Greatest Gift by Harvey Araton, Paperback
Best baseball player born every year since 1847
Why do pitchers lift their arms in baseball? - Quora
Super 70s Sports on X: Old Hoss Radbourn giving everybody the finger in 1886 is still my favorite baseball photo ever. / X