Check the listing for details. BEP Proof Print - $50 Federal Reserve Note 1914 (back) Panama. Listed at 13.15 USD. Bureau of Engraving and Printing (BEP) proof print reproducing the back of the $50 Federal Reserve Note, series 1914. An allegorical image of Panama is the central vignette for this note. The uniface print features an intaglio (engraved) print of an original piece of United States currency. This reproduction was originally issued for the Pacific Northwest Numismatic Association Convention in 1985. The proof print is in mint condition. See scan. Terms: Satisfaction guaranteed. Please ask before bidding if you have any questions. See our other items for more currency reproductions, mint and souvenir cancelled cards, First Day Covers, and other collectibles. Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.