Category: 1916-32 Bicolours (SG 93-105 plus 127-128)
TEN SHILLINGS: 10/- imperforate plate proof block of four in dull blue-green & dull grey-blue on poor quality ungummed unwatermarked wove paper from the lower-right corner of the sheet with the Vignettes Misplaced to Upper-Right, endorsed in the margin by TS Harrison "green to corner [?]/darker please add black/not blue/TH", a couple of pinholes in the margin, the second & third units each with a cleaned tonespot. Ex Lee & Blair (private sale).
This is one of the major proof items of Papua. About 1981 the upper pair was excised & this was subsequently acquired by Tim Rybak. The pair sold for $12,075 (2008).
PAPUA 1901-1942 The BNG & Papua Stamps Period , proofs