ins. (6-9-71) ---- • Aux. landing lights LH & RH (11-29-72) Oil gauge sight door alteration. (§-7,-74) Jack pad -stofege.. (7-27-71) Access inst'l. starter & H.P.cock. • . . 1. This approval- is for the structural substantiation , and oxygen system only. 2. This approval does not include the electrical system