Duplex Hand Canceller of ZAR – a Study of the Coding Become a memberEnjoy the benefits of membership for just £10.00 per year TSC libraryView our back numbers catalogue. Member downloads available Visit our blogFind out more about the fascinating story of Transvaal postage history Author: Bezuidenhout, J. and Board, C., (pg. 21-24)Published in: Volume 54, Issue 1, pg. 1-42, 2019