in The Doom Patrol Archives (DC, 2002 series) #5 ([July] 2008)Based on detailed analysis of the panel covering 2/3 of page 8 of the story, Ted Watson credits the cover with including Robotman, by Premiani, taken from that panel. (August 2009)
in Superman Presents Tip Top Comic Monthly (K. G. Murray, 1965 series) #43 ([circa 1968-1970])
in The Doom Patrol Archives (DC, 2002 series) #5 ([July] 2008)3 segments.
Idea from Kenneth Kline.
Includes letters from Barbara Lang, George Dolack, Theresa McKinley and Martin Johnson.
Listing of DC comics on sale for late May, 1968.