Rhodesia SG171 2d black and slate-black PERF 15 M/M Cat 1000++

Rhodesia 1910-13 Double Head Issue Perforated 15 Two Pence 2d. black and slate-black no gash headplate. SG171 (RSC K) Ex Regency Superior Oct 2013 lot 3629 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.)