1883 MOURNING ENVELOPE SYDNEY TO ENGLAND WITH UK 6D (SG160). Fine mourning envelope from Sydney Australia to Lymington Hants England with fine 6d grey pl.18 (SG160) lettered BF, solely cancelled by oval "N.S.W" hand stamp. On front SYDNEY date stamp MR 5 83 and of course stamp not accepted for postage with very fine strike "DEFICIENT POSTAGE 6/FINE 6/1/-" charge mark. On reverse PLYMOUTH/SHIP.LETTER date stamp AP 17 83 and LYMINGTON receiver AP 18 83. Rare usage. (Ref 115398).