1953 LARGE REGISTERED ENVELOPE LONDON TO USA/2/6 YELLOW-GREEN (SG476b) AND 5S RED (SG477). KGV 8½d grey registered envelope (283 x 150) London to Philadelphia, USA uprated with good 2/6 yellow-green (SG476b) and fine 5s red (SG477) cancelled REGISTERED date stamp 22 MAY 53. At left BPA cachet, also US "PASSED FREE/U.S.CUSTOMS AT/PHILADELPHIA" and "LETTER PACKAGE/COLLECT 10 CENTS" cachets with pair of US 5 cent dues cancelled. PHILADELPHIA receiver MAY 25 1953. Envelope very slightly trimmed at left but fine usage. (Ref 104059).