BOLIVIA. Banco Central de Bolivia. 50 Bolivianos, 1928. P-123s. Specimen. Choice Uncirculated. ,Vibrant designs with exquisite detail are typical of American Bank Note Company notes, and this one is a prime example of that. Seen with a purple dominant color with an orange undertint. Guilloche design in a multicolor orange, lavender, green, and pink outline the 50 counters and vignette at center.,Choice Uncirculated.