This document contains the products made within the framework of the line of undergraduate work in UR Heritage, from the University's History program del Rosario and in collaboration with the Historical Archive of the Universidad del Rosario (AHUR). The present investigation has the objective of exposing and reconstructing a fragment of the history of the now extinct high school section of the Colegio Mayor de Nuestra Señora del Rosario, between the years of 1930 and 1949. This project was directed by Professor Adriana María Álzate Echeverri and carried out based on the documents protected by the AHUR. Below you will find the three products of the degree project, which are: 1. Document management and archival work report, which describes the work carried out in the AHUR and the sources used. 2. The research article with the results and conclusions of the said. 3. The research dissemination product which is a blog entry published on the AHUR website.
