Catalogue of a very Valuable and Interesting Collection of Gold, Silver and Copper Coins, Together with the Most Valued Assortment of Pattern Pieces which Has Ever Been Offered at Public Auction, Many of Them Being Offered for the First Time on this Occasion : Concluding with a Small Lot of Paper Money, to be Sold at Auction By Messrs. Bangs & Co., 656 Broadway, New York on Thursday and Friday, 12th and 13th April, 1877, Commencing at 3 o'clock, P.M. / Catalogued by Edward Cogan. [04/12/1877 - 04/13/1877]