CAMEROUN (BRITISH OCCUPATION), 1915, 3s on 3m BLACK VIOLET ON PIECE, #64, great color and impression, with selvage at right, tied by Duala Kamerun a Nov., 1915 d.s. on Oct.. on small piece, very fine, signed Kilian BPP, cat. $1,050.00, Gibbons #B12 @ £1,000.00