Dates
- Cover date
- July 1940
- On sale
- June 3, 1940
- Pages
- 68
Editions and covers
- Original editionSource ↗
Creators
pencils: Joe Simon, R. H. Livingstone, Bert Whitmaninks: Joe Simon, Bert Whitmanscript: B. A. Martin, Bert Whitman
Stories
- The Giant Amoeba · 8 pages
- The Lightning Men of Betelguese · 12 pages
- Dr. Doom's Diabolical Disease · 8 pages
- Back to Ancient Britain · 8 pages
- The Vicious Bourbo Reptiles · Comet Frank · 2 pages
- The Plot of Buckler Borgia · 8 pages
Both Randler and Dr. Borgia are killed by Marga.
- Peril on Polaris · 8 pages
- Menace of the Shark Men · 7 pages
- winners of the Science Comics contest · 0.5 pages
Reprinted in
Divas, Dames & Daredevils (2013)