Colonial art of Mexico. : An exhibition organized by the Programa National Fronterizo in cooperation with the University of New Mexico and shown at the following institutions: University Art Museum, the University of New Mexico, Albuquerque, Dec. 15 through Jan. 19, 1968-1969 [and others. / With an introd. by Felipe Lacouture and an article on the paintings in the exhibition by Gonzalo Obregón