On sale date from the publication date found at the Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 35, January-December 1940, Numbers 1-4. Second class permit. Copyright number 440417. Promoted as on-sale "about Dec. 15th" in house ad in More Fun Comics #51.

The Flash uses a metal lightning bolt as his calling card in this story. The lightning bolt on Flash's shirt is missing in panels 2 and 3 on page 7. The lightning bolts on Flash's pants come and go throughout the story.
| Script: | |
| Pencils: | Sheldon Moldoff (credited) |
| Inks: | Sheldon Moldoff (credited) |
| Colors: | ? |
| Letters: | ? |
Writer credit by Craig Delich.
The title given here is used in the table of contents in the Archive.

There is a brief origin recap. The story title given here is used in the table of contents in the Archive.
| Script: | Paul Jepsen (signed as Paul H. Jepsen) |
| Pencils: | Paul Jepsen (signed as Paul H. Jepsen) |
| Inks: | Paul Jepsen (signed as Paul H. Jepsen) |
| Colors: | ? |
| Letters: | ? |
| Script: | Gardner Fox (credited as Gardner F. Fox) |
| Pencils: | Sheldon Mayer (spot illustrations) |
| Inks: | Sheldon Mayer (spot illustrations) |
| Colors: | ? |
| Letters: | typeset |
Story continued from Flash Comics (DC, 1940 series) #1.
Includes a discussion about local postage stamps, as well as classified ads from six stamp dealers.
| Script: | Ed Wheelan (signed) |
| Pencils: | Ed Wheelan (signed) |
| Inks: | Ed Wheelan (signed) |
| Colors: | ? |
| Letters: | Ed Wheelan (signed) |

Story continued from previous issue.
| Script: | John Wentworth (credited as John B. Wentworth) |
| Pencils: | George Storm (credited) |
| Inks: | George Storm (credited) |
| Colors: | ? |
| Letters: | ? |