in Superman (Egmont Ehapa, 1966 series) #15/1968 (27. Juli 1968) [ [Superman ist etwas nach unten ummontiert worden]]
in Showcase Presents: World's Finest (DC, 2007 series) #3 ([May] 2010)Logo is altered to emphasize Batman due to the popular TV show.
On-sale date from ad in Sea Devils #31 and copyright registration.

in Superman (Interpresse, 1967 series) #3 (mars 1967), #3 (mars 1967) [moins 3 pages [minus 3 pages]]
in Superman en Batman (Vanderhout, 1967 series) #3/1967 (maart 1967)
in Superman (Egmont Ehapa, 1966 series) #15/1968 (27. Juli 1968)
in Showcase Presents: World's Finest (DC, 2007 series) #3 ([May] 2010)Published as a public service in cooperation with the National Social Welfare Assembly, coordinating organization for National Health, Welfare and Recreation agencies of the U. S.
| Script: | |
| Pencils: | Curt Swan ? (illustration) |
| Inks: | George Klein (illustration) |
| Colors: | ? |
| Letters: | typeset |

Letters of comment from Randy Queen, Hope Chaikin, David Allen, Alan Zarchy, Danny Lake, Harold Penner, Frank Cummings, Lester Baird, and Alfred Hall.
