1D BLACK PL.2 (SG2)(AG) ON COVER MILDENHALL TO THETFORD. Letter Soham to Thetford dated 18th Dec 1840 with 1d black pl.2 (SG2) lettered AG, four close to large margins, tied fine red M.C. of Mildenhall. Stamp shows fine 10 and 7 o'clock ray flaws NW square. Filing fold clear of stamp, on reverse MILDENHALL date stamp DE 18 1840. Ex Tom Slemons collection who recorded 322 1d blacks used on cover in Suffolk, 47 from plate 2. (Ref 113503).