Restoration Process of Medellín Escuela Popular de Arte ́s (EPA) Patrimonial Sound Archives

this article documents the development of the research project “Restoration, preservation, cataloging, documentation, research, and divulgation of Instituto Tecnológico Metropolitano ́s (ITM) Faculty of Arts and Humanities, as a cultural legacy from Escuela Popular de Arte de Medellín (EPA)”, and describes, step by step, the different stages involved in the retrieval and diffusion of valuable audio material, which, by cause of the passing of time and technological changes, demands to be updated, in order to facilitate the labor of the researchers. Besides, it is a fundamental tool for audio libraries and sound studies centers, which need to convert their archives before the normal deterioration of the materials in which they were recorded spoils them with time