Credits for this issue based upon Alberto Becattini's "Disney Index - Dell Comic Books" Vols. 1 and 2 (Italy, 1992 and 1994). Indicia title is "Walt Disney's UNCLE DONALD AND HIS NEPHEWS DUDE RANCH, No. 52, 1961." Code number is U.D.+N.D.R. #52-6111. On sale date is Library of Congress copyright record publication date.