Lot 20874 – 1859 Dardenne 1d and 2d group of 6

1859 Dardenne 1d and 2d group on a fragment of album page from Kanai’s introduction (introductory text included on separate fragment), showing the three different shades of both values, a couple with thins, all four margins with decent cancels, the 2d blue showing retouch below “TWO” variety, ex Kanai and “St. Louis” (SG £9’050)