NORTHERN RHODESIA: BAROTSELAND AIRMAILS: 1939 Fort Jameson to Mongu via Lusaka. Cover franked KGVI 1d x 2 tied despatch cds 4 JAN, connecting with the second flight from Lusaka (backstamp 10th JAN) to final destination. SIGNED BY PILOT H.R. KIRKMAN. "Through" mail is rare, research suggesting this being one of only TWO such letters extant. VF.
