British North Borneo: Sandakan Tobacco Company Ltd., 50 cents, VIP PRESENTATION PROOF STRIKING IN SILVER, undated (Pre 1896), 29 mm, weight 10.17g, reeded edge, NGC Census and Coin Archive InformationNGC: PF 61, PFCA 65PCGS: None in Population ReportCoin Archives: None(LaWe-760a), NGC PF 61 lovely natural rainbow toning. NGC Cert. #6167956-002. Extremely rare. Superior Stamp & Coin, Irving Goodman Sale, Beverly Hills CA, 28-29 May 1995. 2021 SC531 Barrett, Purch. 9505B。