This work is a continuation of the article (Part 3) written in ArtyHum No. 90, it mixes the Doctoral Thesis of Dr. Mg. Industrial Designer Ibar Federico Anderson (UNLP) called “The Argentine Belle Époque. Art, domestic architecture and furniture design applied to bourgeois interior decoration (1860-1936)”, defended in 2014 at the National University of La Plata; with the Master's Thesis of the University of Palermo by the Architect Gastón Eduardo Girod (University of Buenos Aires) called “The construction of Argentine Creole furniture. Country chairs from San Antonio de Areco, Province of Buenos Aires, in the period 1990-2021”, defended in 2023. It seeks to develop a new Theoretical Framework for what will be the Doctoral Thesis at the University of Palermo of Mg. Arch. Gastón Girod; whose title is “The integration of traditional artisan techniques in the design and production of contemporary Argentine furniture in the period 2000-2023.”Two previous works have already been written in 2022 in co-authorship in the ArtyHum magazine. This work emphasizes the publication: “The Argentine country-style chair. When the theory of Art becomes a theoretical paradigm to explain the typology of the artisanal design of the proto-rationalist country-style (or gaucho-style) chair in the Argentine Republic” (ArtyHum No. 85).