South West Africa 1932 Pilot Signed SWA Airways from Kimberley

1932 SWA: FIRST FLIGHT Kimberley to Windhoek and to Otjiwarongo. Envelope franked 4d Airs (Short "I" variety) clearly tied departure cds 31 JAN. As arranged this letter was backstamped the special bilingual FIRST AIR MAIL - WINDHOEK - KIMBERLEY cachet 2.2.32. Arrival mark also on reverse. SIGNED BY PILOT CAPT A.O.WRIGHT AFC of South West African Airways. VF, scarce.