拍品描述： Sumatra, Proof Pattern 2-Kepings, 1787, oval 23mm x 27mm, weight 7.46g, oval, scalloped edge, shield on projecting rays, date below, all within tressure of arcs, rev. value in Arabic script, date (AH 1200) below, within border of projecting rays and tressure of arcs,(Pr-30d), NGC MS 62BN, NGC Cert #5984209-002. Extremely rare. A hint of mint lustre in the obverse legend. Spink Singapore, Auction 1119, 24 June 1995.*Ex-King Farouk collection, Sotheby, Cairo, 1954. Had been lacquered.Provenance: Pridmore collection part 2, Glendining s 18-19 October, 1982, Lot 230. Ex-Dr. A.N. Brushfield collection. Glendining s 2 November 1949, Lot 303. With the original 1982 Pridmore sale envelope by Baldwin s. Together with Pridmore s original ticket stating "Pattern 2 Keping 1787, edge scalloped. Pr.30(d). Brushfield.303. 6846/65".[Remove lacquer.] SC 673 Barrett, Purch 9506C.。