1918(Sep 17) Belgian Congo 5c printed Stationary picture postcard overprinted bi-lingual EST AFRICAIN ALLEMAND / OCCUPATION BELGE showing De Torpedoboot “Netta” uprated with Belgian Congo Waterfalls 25c on reverse tied single ring Albertville (17 Sep) cds & registered to Brigadier J. Roberti, Camp d’ Harderwyk, Baraque 2, Holland with on face B.P.C.V.P.K. 11 (20 Nov) still at Albertville after 2 months, red London (20 Dec) & Belgian Military (31 Dec) transits. Addressee could not be found & marked Return to Sender with Bukama (3 Mar 1919) transit & Avakubi (20 Mar) arrival cds …. A very scarce & interesting item that carries a clean Belgian Congo S.C. Certificate.