The Potchefstroom Envelopes 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: Jonkers, G.H., (pg. 32-39)Published in: Volume 12, Issue 2, pg. 26-50, 1977
