The Dolphins' all-time rushing leader, Csonka was enshrined on the Dolphin Honor Roll in 1990 and he was elected into the Pro Football Hall of Fame in 1987.
"To be honest, I've never really thought about my number much," said Csonka, who attended the team's quarterback school session on Wednesday morning and gave a speech at the kickoff banquet later that night. "After I quit playing, I never noticed anybody wearing it. I think that's more attributable to (equipment managers) Dan Dowd and Bobby Monica and some of the other fellows that just didn't put it back on the field.
"Contract to popular rumor, I never paid for that. That was unsolicited."