Watch List notes:

SHIPMAN, L.H., Supplement to the The Stamps and Postal History of Sarawak, Mablethorpe, UK, ND, 236pp; Sarawak The De La Rue Issues Of 1918 to 1928 and The Associated Provisionals, The Hawthorn Press, Melbourne, 1918-28; Priced Catalogue of the Stamps & Postmarks of Sarawak 1972, The Sarawak Specialists' Society, UK, 1972; Postal History Auction catalogue, London, June 1981. Fine. (4)

Ex Mark E.Freehill Collection.