Cherrystone - Rare Stamps and Covers of the World 13. - 14. September 2022 Los 370 China 1915 Hall of Classics, $2 blue and black, First Peking Printing, perf. 14, center inverted, a striking example of this rarity which is particularly well centered and with strong colors on fresh paper, with guide line at top, large part original gum, with traces of hinge and gum toning, very fine gem with great eye appeal and one of the great treasures of Chinese Philately, with 2009 Experts & Consultants Certificate. Only one sheet of 50 was sold through the Hankow Post Office, (Catalog value $175,000) Zuschlag 75.000,00 USD