, bearing 3c. on 1a. brown, 4c. on 1a. brown, 12c. on 4a. green and 24c. on 8a. pair, all pre-cancelled by firm's chop and tied by Penang "D17" duplex and showing, on reverse, clear arrival (27.7) datestamp. A very rare and most attractive franking of exhibition quality. Photo" /> cover 1868 (June) envelope from Penang to Edinburgh, marked<I> "Via Marseilles"</I>, bearing 3c. on 1a. brown, 4c. on 1a. brown, 12c. on 4a. green and 24c. on 8a. pair, all pre-cancelled by firm's chop and tied by Penang "D17" duplex and showing, on reverse, clear arrival (27.7) datestamp. A very rare and most attractive franking of exhibition quality. Photo | Christie's