on piece British Guiana, 1850, 4c Black on orange 'Cotton Reel' (2, Gibbons 2), cut round as usual, used on small piece (affixed by wax wafer as nearly always), small scissors cut at L. (prior to use), otherwise fine, a rare stamp, with 1964 Friedl certificate, Gibbons £2,750, Scott retail $4,000.00 photo est.

Details
on piece British Guiana, 1850, 4c Black on orange 'Cotton Reel' (2, Gibbons 2), cut round as usual, used on small piece (affixed by wax wafer as nearly always), small scissors cut at L. (prior to use), otherwise fine, a rare stamp, with 1964 Friedl certificate, Gibbons £2,750, Scott retail $4,000.00 photo est.