Watch List notes:

(x) Sarawak Rubber Export Coupon, 5 katis, 30 September 1939, serial number N426127, (Singh SWK2, Tan unlisted), in PMG holder, stained, 25 Very Fine. This is a 'discovery note' and the only example known. Plate note Encyclopedia of Dry Rubber Export Coupons. Historically important.

Estimate: £250.00 - £300.00