Title: "Numismática y Metamorfosis: La reacuñación de los patacones de las Provincias del Ríode la Plata en Brasil" ("Numismatics and Metamorphosis: the overstrike on the crowns ofProvincias del Río de la Plata in Brazil").

Author: Horacio Morero (ex president of Instituto Uruguayo de Numismática).

Edited by the Federación de Entidades Numismáticas y Medallísticas Argentinas (FENyMA) inArgentina.

Language: Spanish, 68 pages.

This study was the winner of the "Alberto J. (Coco) Derman" 2015 prize awarded by FENyMA.

Theme: this book is the first comprehensive study about the route, followed in Brazil, of the"patacones" (8 reales and 8 soles) of the Provincias del Río de la Plata struck in the Potosí mintin 1813 and 1815. Morero studies and catalogues the River Plate "patacones" that were usedas host coin of the 960 reis struck in Brazil, in Bahia and Rio de Janeiro house mints. Also, heestimates the number of overstruck "patacones", arriving to a very important conclusion: near28% of the 1813 and 1815 mintage "disappeared" in Brazil (near 500,000 coins in relation to1,800,000 coins minted in Potosi).

The first edition was released in August and is sold out.