In 1913 Henderson outweighed the second-heaviest Georgia projected starter by 20 pounds.
1914
In 1914, he was "regarded as one of the best line men in the entire south" and worked "as fast with his head as with his feet." Henderson kicked the winning point to defeat Sewanee, giving the school its first loss at home since 1893. He passed the ball to All-American quarterback David Paddock.