in Justice League of America Archives (DC, 1992 series) #7 ([April] 2001)
in JLA: Zatanna's Search (DC, 2004 series) ([March] 2004)
in Showcase Presents: Justice League of America (DC, 2005 series) #3 (2007 [February 2008])
in Justice League of America: The Silver Age Omnibus (DC, 2016 series) #2 ([August] 2016)
in DC Finest: Justice League of America: The Bridge Between Earths (DC, 2024 series) (2024 [January 2025])
On-sale date from copyright registration.
| Script: | Gardner Fox (credited) (sourced) |
| Pencils: | Mike Sekowsky (credited) (sourced) |
| Inks: | Sid Greene (credited) (sourced) |
| Colors: | ? |
| Letters: |

in Justice League of America (DC, 1960 series) #110 (March-April 1974)
in Justice League of America Archives (DC, 1992 series) #7 ([April] 2001)
in JLA: Zatanna's Search (DC, 2004 series) ([March] 2004)
in Showcase Presents: Justice League of America (DC, 2005 series) #3 (2007 [February 2008])
in Justice League of America: The Silver Age Omnibus (DC, 2016 series) #2 ([August] 2016)
in DC Finest: Justice League of America: The Bridge Between Earths (DC, 2024 series) (2024 [January 2025])Story across 23 pages in three parts of 9.5, 7.5, and 5 pages.
published in cooperation with the National Social Welfare Assembly
Letters submitted by Alan Trahern, Don Markstein, and Irene Vartanoff.
Statement of October 1, 1966
Average number of copies sold during preceding 12 months (total paid circulation): 408,219
Actual number sold for issue nearest filing date (total paid circulation): 457,328
Owners: National Periodical Publications, Inc., Estate of Harry Donenfeld, J.S. Liebowitz, P.H. Sampliner, Irwin Donenfeld, S.U. Sampliner, Sonia Mondschein, all at 575 Lexington Ave., New York, N.Y. 10022
hint submitted by Daniel Griffis of Medford, Massachusetts
Letters submitted by Don Akers and Craig Britton.