Billy DeLury, a Los Angeles Dodgers employee for nearly 65 years, dating to the team's roots in his hometown of Brooklyn, has died. DeLury joined the Dodgers at 17 out of high school in 1950. DeLury received his first World Series ring in 1955 while, as he called himself, ''an office boy.'' DeLury went on to sell advertising for Dodgers programs, worked in the minor league department and became assistant ticket manager. In recent years, DeLury worked as an assistant to the broadcasters and traveling secretary, and was a familiar presence around Dodger Stadium.