MoMA, New York, January 8, 1970 - Photograph The Art Workers' Coalition and Guerrilla Art Action Group protest in front of Guernica
<em>Newsweek</em>, New York, March 10, 2015 - Article “Mark Lombardi's Art Was Full of Conspiracies — Now His Death Has Become One”
Exhibition, MoMA, New York, June 2, 1967 – February 13, 1968 - Photograph View of the exhibition Guernica: Studies and Postscripts