Auction #14 of China, Hong Kong, Japan and Other Asia Stamps and Postal History

Japanese Occupation of Mengkiang, 1941, small character overprint on Dr. Sun Yat-sen, Chung Hwa printing, Die III, $1 sepia & red brown (Chan JM10 var. Scott 2N17a var.), the ultra rare perforation variety, listed in the Ma catalog as #NC216A, o.g., never hinged, pristine mint, Extremely Fine.
Estimate HK$ 1,500 - 2,000.