Cameroons: Cancellations and Covers: 1919 (Nov. 3), philatelic cover, registered from Buea to Switzerland, franked by French Cameroun 1916-17 20c., C.E.F. 1/2d. on 5pf., 1d. on 10pf., 2d. on 20pf., Nigeria 1/2d. pair, fine. Photo. (Image1)