- Script
- Gardner Fox
- Pencils
- Mike Sekowsky
- Inks
- Bernard Sachs
- Colors
- ?
- Letters
- Gaspar Saladino
- Feature Logo
- Genre
- superhero
- Characters
- Aquaman, The Atom [Ray Palmer]; Batman; The Flash [Barry Allen]; Green Arrow [Oliver Queen]; Green Lantern [Hal Jordan]; Martian Manhunter [John Jones; J'onn J'onzz]; Snapper Carr; Wonder Woman; Superman; Spaceman X (villain)
- Synopsis
- An alien uses a giant spaceman to absorb disaster-energy to make himself invulnerable, but Superman separates the alien from his power source.
- Reprints
Story across 25 pages in three parts of 7.67 pages, 6.67 pages, and 9.67 pages. Lettering credit from reprint in JLA Archives.
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Colors
- ?
- Letters
- typeset
On the two pages immediately following page 15 of the main story sequence.
Letters from Edward Sheehy, Fred Patten, John DeVries, John H. Fahey, Jim Buser, Lee Finch.
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Colors
- ?
- Letters
- ?
- First Line of Dialogue or Text
- A rubber ball maintains its original shape...
- Genre
- non-fiction; math & science
- Reprints
On the page immediately preceding page 16 of the main story sequence.