Great Britain 1901 2½d Colour trial. SG230var Gibraltar stamps the University of Buenos Aires

the University of Buenos Aires invited him to give a series of lectures on relativity

both togate

and has had a lasting effect that is felt around the world today

GB Specialised Catalogue Number: N69(1)

This mint block of 12 Penny Black stamps is the largest known multiple from Plate 3 in private hands

Great Britain 1901 2½d Colour trial. SG230var Gibraltar stamps the University of Buenos AiresGreat Britain 1901 2d Colour trial. Very fine unused original gum example printed by De La Rue on Crown watermarked paper, in pale blue. Scarce. 1974 Royal Philatelic Society Certificate. SG230var ALERT ME WHEN ANOTHER IS AVAILABLE > SELL ONE OF THESE >