Indict Ex- GIST. LOUIS;- Feb. 7—(AP) — Darryl C. Dorran, 36,' former Army air .forces;. s$ld3er„: .: was found guilty 6n 10 ’‘counts o'f an indictment chaging him with using the mails to defraud and was sentenced today- by U. S. District Judge Rubey M. Hulen to five years in prison.