South West Africa 1932 Multiple Pilot Signed Cover

SWA: 1932 Windhoek to Kimberley to London, FIRST FLIGHT. Registered envelope franked 3 x 1/- Airs (centre stamp variety WHITE BLOB below "U") well tied by First Air Mail postmark 26.1.32 with alongside the Windhoek Air Mail cds same date. SIGNED BY PILOTS CAPT A.O. WRIGHT AFC who piloted South West Airways first flight to Kimberley and with the mail joining the first Cape - London Air Mail flight SIGNED also by CAPT R.F CASPAREUTHUS of Imperial Airways. VF, scarce