Their sponsorship of the 11:00 p.m. newscast at T.V. station WTOP in Washington, D.C., was a first, according to Walter Cronkite (an anchor of those broadcasts) in his autobiography A Reporter's Life.
Soberón's work can be found in the Permanent Collection of the Library of Congress Prints and Photographs Division, Washington DC, The Hechinger Collection, Washington DC, The Jane Voorhees Zimmerli Museum of Art,Rutgers Archives for Printmaking, New Brunschwig, N.J, The Montgomery Museum of Fine Arts, Montgomery, Alabama and El Museo del Barrio, New York, N.Y.