1893 (Dec) 'HALF-PENNY' in green (type 4) on 2½d purple on blue, lightly cancelled by neat cds. Fine. Photocopy of original BPA Certificate (1954). SG 11, £250 (Image)

1893 (Dec) 'HALF/PENNY' on 2½d purple on blue, surcharge in green (type 4), Old Calabar provisional; fine large part og . SG 11, £300 (Image)

1893 (Dec) Issued at Old Calabar 'HALF PENNY' on 2d grey-green and carmine, surcharged in blue (type 9), tied to small piece by light Old Calabar River cds, dated 'AP 13 94'. Fine. SG 30, £750 (Image)

1894 (NO 15) large part registered envelope to Colchester, re-addressed to Witham, bearing 1894 (June-Oct) '1' on left half of 2d grey-green and carmine, Opobo bisect provisional with type 16 surcharge in red, variety "DOUBLE SURCHARGE", tied by despatch cds. Various transit cancels, Witham (27.12) arrival backstamp; vertical fold not affesting adhesive and reduced at top (where the rest of the franking was originally placed). A remarkable and very striking item. The unique usage of this error on cover. Ex Dale-Lichtenstein (Harmer NY 14/3/91, lot 211) and Crocker (Image)