Bay Areas-aaSamoa Post 1tWASHINGTON lt;AP)~ Seere- ffary of the Interior Stewart L. ( Udall announced .Saturday the appointment of Alvin R. Mant- j nail as lieutenant governor of t American Samoa. (Mangnall, 56, of Walnut Creek, £ Calif., succeeds Owen S. Aspin- [ all who was appointed governor e last August.Mangnall has spent 30 years t in the government, most of it 1 with the Bureau of Land Man- 1 agement. For . the past three : years he has been, a supervisory 1 recreation resource _• specialist i with the Bureau of Outdoor Rec-: reatlon.Asp in all, son of Rep. Wayne N. Aspinall, D-Colo„ was lieu-' tenant governor — formerly des-! ignated “secretary” -r- for five ;years before taking over from II. Rex Lee as governor.