SOUTH AFRICA 1978 (MNH) PROTEAS CYLINDER BLOCKS, PERF 14 X 13½
1978-82 Proteas definitives, perf 14 x 13½, cylinder blocks x 6 (24 items). Complete run, including A and B panes if applicable plus additional printings. A very difficult specialist assembly. Fresh and fine. Mint never hinged. SG416a/418a-423a/425a/b-430a; SC477a/479a-484a/486a-491a; SACC420a/422a-427a/429a/b-434a
