20 COP

Front: Francisco José de Caldas (1768–1816), Colombian scientist, military engineer, geographer, botanist, and astronomer known as 'El Sabio' (The Wise Man). He conducted pioneering research on the geography of New Granada, discovered the relationship between altitude and boiling point of water, and was executed by Spanish royalist forces during the wars of independence. Depicted with a celestial globe representing his astronomical work, accompanied by scientific instruments. The note is issued by Banco de la República and dated January 1, 1983.

Back: Pre-Columbian gold artifacts from the Museo del Oro (Gold Museum) in Bogotá, one of the world's most important collections of pre-Hispanic metallurgy. Featured are representative pieces including anthropomorphic figurines, ceremonial vessels, and ornamental objects from indigenous cultures including the Muisca, Quimbaya, and Calima peoples. The medallion at top center bears the text 'BANCO DE LA REPUBLICA BOGOTA COLOMBIA' surrounding a classical female head. These artifacts represent Colombia's rich indigenous heritage and advanced goldworking techniques developed centuries before European contact.

Crisp, uncirculated note with sharp printing and no signs of wear or handling