JK0091C,Sg 8,Bs28c,1,d,Red, plate 75 Union Jack re-entry. Extremely Rare Four margin stamp on cover to Windsor sent from Salisbury to, the Chapler Clerk to the Dean & Canons. Dated 20th June 1848. (Provenance, Grosvenor, lot 623, 17th June 2009.). On reverse is a complete Browns Patent wafer seal with metal center.