Proof cover 1893 1a., perforated "SPECIMEN/B.W & CO/LONDON" and dated "Aug 22 1894"; also two non-perforated cards, one ½a. and one 1a., dated "Jan 21 93"; all three affixed to card

Details
Proof cover 1893 1a., perforated "SPECIMEN/B.W & CO/LONDON" and dated "Aug 22 1894"; also two non-perforated cards, one ½a. and one 1a., dated "Jan 21 93"; all three affixed to card
Provenance
Printer's archive, Christie's Robson Lowe, September 1986 (£209)