Single lots Philately Overseas & Europe. Auction #39 Day 4

Kolumbien: 1863, 50 c. red (colour of 20 c.) instead of 50 c. green, error of colour, good to wide m
1863, 50 c. red (colour of 20 c.) instead of 50 c. green, error of colour, good to wide margins except at right slightly touched, unused hinged with good part original gum; an extremly rare stamp especially in unused condition. Certificates Royal Philatelic Society, London (1943), Pascal Scheller (2015) (Yvert 22 a, 45,000 €).
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