[10][11] In January 1913, Huebel announced that he would not return to the football team in 1913, deciding to give up his school work and enter business with his father.

[15][16] In a draft registration card completed in June 1917, Huebel listed his residence at 2197 Divisadero Street in San Francisco, California.

[22][23][24][25][26][27][28][29][30] He was the umpire in the USC-UCLA football game played on December 6, 1941, the day before the Japanese attack on Pearl Harbor.

[31] After the 1922 Rose Bowl, Washington & Jefferson supporters claimed that their team had been "robbed" of a touchdown in a scoreless game against the University of California, due to an offside penalty called by Huebel.

"[33] Huebel reportedly related "with glee the story of a five hundred dollar fee he received for one important game.