Happy Canada Day from Sparks Auctions of Ottawa!
Lot 296 Canada #159 1929 $1 olive green Parliament, mint never hinged, perfectly centered amongst four balanced margins, with fresh colour and extremely fine. A most desirable stamp which is accompanied by a 2015 Greene Foundation certificate plus a photocopy of a 2007 Philatelic Foundation certificate showing a block of four from which this gem comes from. Unitrade CV$900, sold for $725 plus buyer’s premium.