Otero y Compania, Argentina, a group of proofs from 1869, including 1/2, 1, 2 and 4 reales plata boliviana, (Pick S1996p to 1999p, Bauman COR-18s-21s), this was the first private bank in Cordoba, founded by businessman Benjamin M. Otero who was 26 at the time. In PMG holders 63 EPQ, 58 EPQ, 62, 62, all with printers annotations, 1/2 real with as made wrinkles, 4 reales with small tears (4 notes)