Potosi, Bolivia, 1 sol-sized silver medal, 1842, Battle of Yngavi. Fonrobert-9799, Burnett-23. 3.42 grams. Obverse with AL ILUSTRE VENCEDOR DE YNGAVI and bust of Jose Ballivian; reverse with LOS ASOGUEROS DEL DEPARTAMENTO DE POTOSI 1842 around mountain of Potosi.