Lot 30175 – 1860 Envelope from London transatlantic to USA, undelivered

1860 (Feb 2) Envelope from London transatlantic to the USA with 1855-57 1s wing marginal pair tied by London duplexes, with Philadelphia arrival cds and “10 CENTS” accountancy hs below, undelivered with “ADVtd / 1Ct.” hs and crisp “SENT BACK TO ENGLAND…” hs, reverse with Philadelphia despatch cds, minor soiling, an attractive cover