This placeholder document has been deposited in Zenodo to establish a persistent and citable DOI for the forthcoming full version of the essay. The complete study will analyse, contextualise, and transcribe a 1580 letter written by Gonzalo de Ribas Valdés from Las Charcas, preserved in the Archivo General de Indias (Indiferente General, leg. 2092, no. 163). No scholarly content is included in this version.This file is deposited solely for DOI assignment and repository registration. The full scholarly version will be uploaded as Version 1 under the same Concept DOI.
Mario Santos López (2026) studied this question.