Rhodesia 1/- Black and Turquoise-blue Vanishing Heads Ex Gibbs M/M

Rhodesia 1910-13 Double Head Issue Perforated 14 1/- Black and Turquoise-blue. No Gash 4 Position 44. The Vanishing Heads variant (RARE) M/M Ex Robert Gibbs Oct 1987 lot 984 also Ex Deverall-MacGregor and Ex Mike Rolfe. (The RSC number is from the detailed listings which are available free of charge on the website. Ebay wont let me give a link but just search for the rhodesianstudycircle.)