(Norton Patent) Troy N-Y. JE 2 59, fine strike of duplex struck partly off cover with square grid cancelling 3¢ red Nesbitt entire addressed to New York City, blind embossed Loveland Howland & Co. illustrated corner card showing flour barrel, Very Fine, ex-Richard B. Graham. Estimate  $300 - 400. The Norton patent duplex device was the first authorized duplex handstamp (with patent "blotter") used in the United States. $0 (Image)