Comprise of author files, correspondence between editors, writers, translators, scholars, and rights publishing companies, and administrative and project files. The author files include original and photocopy typescript and handwritten manuscripts of articles, interviews, translations, narrative, and poetry submitted to Vuelta for publication. Related research materials such as press clippings, and printed material are also found in the author files and correspondence. Correspondence between Vuelta editors Octavio Paz, Aurelio Asiain, Enrique Krauze, and other editorial personnel with notable Latin American and other international writers and intellectuals such as Damián Bayón, Daniel Bell, Joseph Brodsky, Jorge Edwards, Pere Gimferrer, Juan Malpartida, Blas Matamoro, Olga Orozco, Jean François Revel, Gonzalo Rojas, Guillermo Sucre, Charles Tomlinson, Eliot Weinberger, and Gabriel Zaid. Included in the files are administrative and project files relating to various Vuelta endeavors like Encuentro Vuelta - El Siglo XX: La Experiencia de la Libertad, a television series program organized by Vuelta in 1990 about the rise of socialism in Eastern Europe. Other project files include Vuelta Sudamericana, the South American version of Vuelta, and Editorial Vuelta, Vuelta's book publishing project. Series 6 includes various booklets and speech materials from the 1990 Nobel Prize Ceremony, including Octavio Paz's full length Nobel lecture speech, "La Búsqueda del Presente".