1D RED PL.XI (SG7)(LJ) ON COVER. Letter used locally in Hathersage Derbyshire with 1d red pl.XI (SG7) lettered LJ with fine four margins tied black M.C. and showing fine 7 o'clock ray flaw NE square. Letter has been redirected to Sheffield via London and on reverse SHEFFIELD date stamp MY 21 1841. (Ref 111749).