Lot
1897 
New York City Negative Numeral Duplex Cancels, group of 13 covers dated 1871-75 each canceled with negative numerals, including 3, 4 (2 types), 5, 6, 7, 8 (2), 9 (2), 11, 12 and 14; good range of usages including 6¢ carmine (148) on covers (2), overall advertising covers (2) postal cards and more, a fascinating group, overall Very Fine.Estimate $200 - 300.
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Realized: $220