Lot 442 P
Canada, Airmail, 1938, 6¢ red brown, trial color large die proof (C6DP-TC) on India die sunk on card (227x152mm), with die "X-G-674" & "Canadian Bank Note Company, Limited" imprint, pencil notation on reverse "wrong color, issued in blue", pristine, Extremely Fine.Scott No. C6TC Estimate $750 - 1,000.
Realized: $650