Text article containing information on each character (and their story) featured in this issue of Men of Mystery, a promo for the next issue, including a reprint of the cover, and a small blurb advertising The Official Golden-Age Hero & Heroine Directory.
Whitney's signature is on the first panel of the last page of the story.
Bill Black speculates the script might have been done by either Gardner Fox, Ray Krank, or Ogden Whitney.
First Heap solo story, the fifth appearance of Heap reprinted.
Bill Black speculates that the artist of this issue might have been Arthur Peddy.
Bill Black speculates that Louis Cazenuve and Pierce Rice probably assisted Arturo Cazenuve.
The announcement that Golden-Age Men of Mystery will now be monthly and each issue will have in-depth text articles on different super-heroes.
A description of issue #10's focus on Mystery Men of the Movies is included, as is an explanation of the retro stories that will now be included.
Synn Watch is advertised with a listing of some of the contents of the first issue.
Other Golden-Age material not published by AC is also covered, including the Golden Age of Marvel Comics Trade Paperback, Wonder Woman: DC Archives volume one, and The Flash #134 (a new story featuring a golden-age character).
A new "retro" story.