Auction 333-341 Nigeria, Cameroon, Sudan & Worldwide Postal History - Day 4

1902: Registration Envelope, 2 d.vermilion, embossed De La Rue Die Proof, finished state, on wove paper (34 x 41 mm.), strong deep colour, very fine and rare; one of two recorded proofs.
Reference: The Postal Stationery of Nigeria, by Peter Hørlyck, pg. 373 and illustrated on pg. 374.
Provenance: The 'Colonel Danson' Collection, Robson Lowe,10 March 1971, lot 1554; and  Robson Lowe, 10 June 1981, lot 188.