Mario Carreño. Mario Carreño, Santiago, Chile, to Enrique Riverón, Miami, Fla., 1990 Oct. 25. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Enrique Riverón. Enrique Riverón to Mario Carreño, 1983 Dec. 14. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Enrique Riverón. Enrique Riverón to Mario Carreño, 1988 Sept. 26. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Enrique Riverón. Enrique Riverón to Mario Carreño, 1988 Nov. 14. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Enrique Riverón. Enrique Riverón to Mario Carreño, 1989 Apr. 17. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Mario Carreño. Mario Carreño, New York, N.Y. to Enrique Riverón, 1980?. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.
Enrique Riverón, Mario Carreño and A. Gattorno sitting in front of paintings, between 1930 and 1935. Enrique Riverón papers, 1918-1990s. Archives of American Art, Smithsonian Institution.