NAURU 1916-23 5d yellow-brown variety, SG9b varNauru 1916 23 5d yellow brown, type 1 overprint, DOUBLE OVERPRINT ONE ALBINO (with the albino impression mm to left and 1mm below the inked overprint) and exceptionally showing variety 'Short left stroke to N' (R1 8), from 'H16' printing, SG9b var. A fresh and fine mint example with large part original gum. Exceptionally rare as one of only two possible with this combination of varieties. Provenance: Ex Keith Buckingham (Grosvenor 28 2 2006, lot 827).