Puerto Rico: Exhibit - Institute for Puerto Rican Affairs, Inc. - "First Pictorial Representations of the Indians of the Americas 1493-1523," ; Memorial Service for Arturo Morales Carrion, 1989, 1988

Richardson was a member of the board of the National Endowment for the Humanities and served on the Christopher Columbus Quincentennial Jubilee Commission (CCQJC).Most of the materials concern Columbus exhibits held in the different states and abroad. Additional material includes: teaching or educational materials, correspondence, conferences, press coverage, book reviews and excerpts, pertinent ephemera, post-quincentenary thoughts and activities, and official CCQJC and National Endowment for the Humanities files