British North Borneo: Labuk Planting Company Limited, 50 cents, copper, proof, undated, weight 6.02g, NGC Census and Coin Archive Information
NGC: PFRB 61, 62(2), 63(4), 64
PCGS: None in Population Report
Coin Archives: 3(LaWe-682b, Pr-45, SS-33) NGC PF 63RD, NGC Cert. #5984215-007. Spink-Taisei, Singapore, 15May 1986. SC 572 Barrett, Purch. 569..
Estimate: $10,000.00 - $15,000.00