Bolivia 1775-PTS JR 8 reales
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This specimen was lot 434 in Aureo & Calicó sale 238 (Barcelona, November 2011), where it sold for 220 euro (about US$349 including buyer's fees). The catalog description[1] noted,
"1775. Potosí. JR. 8 reales. Brillo original. Bella. Escasa así. EBC-/EBC. (eight reales of 1775, Potosí mint. Lustrous, handsome, scarce, about extremely fine.)"
The year 1773 marked the initiation of bust coinage at Potosi, the last mint to do so, as cobs continued to be produced until 1773. Assayer JR appears for 1767-76.
Recorded mintage: unknown but common.
Specification: 27.07 grams, 0.903 fine silver, .786 troy oz ASW.
Catalog reference: Cayón-12031, Cal. 975, KM 55.
- Harris, Robert P., Pillars & Portraits, San José, CA: Bonanza Press, 1968.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.
- Cayón, Adolfo, Clemente Cayón and Juan Cayón, Las Monedas Españolas, del Tremis al Euro: del 411 a Nuestros Dias, vol. 1, Madrid: Cayón-Jano S.L., 2005.
- Calicó, Xavier, Numismática Española: Catálogo General con Precios de Todas las Monedas Españolas Acuñadas desde Los Reyes Católicos Hasta Felipe VI, 1474 a 2020, Barcelona: Aureo & Calicó, 2019.
- [1]Sisó, Teresa, Eduardo Domingo and Lluís Lalana, Subasta Colleción Leunda, Barcelona: Aureo & Calicó Subastas Numismáticas, 2011.
- Elizondo, Carlos A., Eight Reales and Pesos of the New World, San Antonio, TX: 1968.
- Raymond, Wayte, The Silver Dollars of North and South America, 2nd Ed., Racine, WI: Whitman Publishing, 1964.
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