39MU 10-1-45 AFDU Wittering 31-1-45 CAC 22-1-46 ros Super prod proto to intro winding mechanism for RV slide hood 2-4-46 cleared for prod 6-5-46 ETPS Farnborough 30-5-46 trials 602S 12-6-47 BCSU 22-4-48 CB surplus recat E 12-1-49