Lot 72021 – 1r Olive, 1st printing plate, vert. pair (pos. 34/

1r Olive, 1st printing plate, vert. pair (pos. 34/42), very scarce colour and not to be mistaken for the olive yellow shade (Scott 4a) which is known used from 1868, tied by sharp Guaranda double-circle cds (20 MARS 66) to legal front to Ambato, almost very fine and quite attractive, ex Hubbard (note: pos. 43 shows partial double frame line at top)