Los 1460
2d. blue, plate 4, imperforated and perforated, plating study of the D-row comprising 7 imperf. singles, imperf. pair, 11 perf.16 singles plus pair, including 6 «imperf.&perf. matched pairs», condition average to fine (SG.-No.: 14, 19/20; approx. £ 2.100.-) Michel-Nr. 4, 9A
