Lot 42101 – 1907-12 12p on 10s small specialised mint/used group incl. positional singles

1907-12 12p on 10s small specialised mint/used group incl. deep ultramarine mint top left corner (lower pane) single perf.H1 (hinged in margin only), blue top right corner marginal single (lower pane) perf. type V1a right feed (hinged in margin only), two mint h.r. singles in blue/deep blue, and two used top marginal singles with one from the lower pane and a rare example from the top pane (proving that the top pane was overprinted), mostly very fine.