RHODESIA & NYASALAND 1961 MINING & METALLURGICAL CONGRESS FIRST DAY COVER, KITWE
Mining & Metallurgical Congress set on Philatelic Society of Rhodesia cover with KITWE, N RHODESIA circular cancel dated 8 MAY 61, the first day of issue. Generally fine. SG38-39; SC178-179; SACC39-40
