PL.1B 1D BLACK (SG2)(SD) ON COVER IN SCOTLAND. Entire letter Edinburgh to Marybank with a fine to very fine 1d black pl.1B (SG2) lettered SD tied very fine red-orange M.C. and backstamped DEC 21 1840. Stamp shows 7 and 10 o'clock ray flaws and weakness under value. (Ref 103082).