Campbell & Fergusson: 3d bright blue SG 29, margins just shaved (at upper-right) to huge with a fragment of the adjoining unit at left, unused, Cat £1800. Rodney Perry Certificate (2009) states "This shade is considerably scarcer unused than the 'greenish blue' shades". [Gary Diffen's single - accompanied by the comment "...less than six unused singles (& four pairs) exist in this shade...all with faults - sold for £2040 at auction in 2007. This example may be the finest known]
Auction Category: VICTORIA - 1850-59 "Half-Lengths"
VICTORIA , AUSTRALIAN COLONIES General , AUSTRALIA , Early Imperforate Stamps