in Mighty Comic (K. G. Murray, 1960 series) #28 ([March 1962])
in Batman (Editorial Novaro, 1954 series) #167 (23 de mayo de 1963)
in DC Archiv Edition (Dino Verlag, 1998 series) #4 - Justice League of America II (1993)
in Justice League of America Archives (DC, 1992 series) #2 ([December] 1993)
in Showcase Presents: Justice League of America (DC, 2005 series) #1 (2005 [February 2006]) [black and white]
in The Justice League of America Omnibus (DC, 2014 series) #1 ([June] 2014)
in Justice League of America: The Silver Age (DC, 2016 series) #1 ([April] 2016)
in Justice League of America: The Silver Age Omnibus (DC, 2016 series) #1 ([October] 2020)
On-sale date from copyright registration.

in Mighty Comic (K. G. Murray, 1960 series) #28 ([March 1962])
in Batman (Editorial Novaro, 1954 series) #167 (23 de mayo de 1963)
in Justice League of America (DC, 1960 series) #76 (November-December 1969)
in DC Archiv Edition (Dino Verlag, 1998 series) #4 - Justice League of America II (1993)
in Justice League of America Archives (DC, 1992 series) #2 ([December] 1993)
in Showcase Presents: Justice League of America (DC, 2005 series) #1 (2005 [February 2006]) [black and white]
in The Justice League of America Omnibus (DC, 2014 series) #1 ([June] 2014), #1 ([June] 2014), #1 ([June] 2014)
in Justice League of America: The Silver Age (DC, 2016 series) #1 ([April] 2016)
in Justice League of America: The Silver Age Omnibus (DC, 2016 series) #1 ([October] 2020)Page count confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Story across 25 pages in 3 chapters of 7.67 pages, 8.67 pages, and 7.67 pages.
On the page immediately following the previous sequence.
On the 2 pages between pages 17 and page 18 of the main story sequence. Letters from Mike Halligan, Ken Gentry, Mary Jane Lamont, Richard C. West, Carol-Lynn Rossel, Christine Wilhelm, Willie Bleimeister, Drury S. Moroz, John Haefele.