Comic Title: Atom #5
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: Feb/Mar 1963
On Sale Date: December 13, 1962 Newsstand Date December 13, 1962
Source: House Ad, Flash #134, Page 17

Copyright Date December 13, 1962
Source: Library of Congress, Periodicals 1963

Frequency: Bi-monthly
Cover Price: $0.12
Page Count: 32
Editor: Julius Schwartz

Title: "The Diamond of Deadly Dooms"
Pages: 15

Feature(s):
Atom (Ray Palmer of Earth-1)

Writer: Gardner F. Fox
Penciller: Gil Kane
Inker: Murphy Anderson

Reprinted In:
Atom Archives Vol. 1 HC (2001)
Showcase Presents:The Atom Vol. 1 TPB (2007)

Feature Character(s)

• Atom (last appearance in Justice League of America #16; next appearance in Atom #5)

Villain(s)

• Karl Jat (an Atlantean warrior; no further appearances)
• Two unnamed thieves (no further appearances)

Other Character(s)

• Ted Ralston (world-adventurer; no further appearances)
• Moorn Jor (an Atlantean scientist; no further appearances)

Synopsis:
Ray Palmer’s friend, Ted Ralston, finds a diamond on one of his expeditions. A ray coming from inside the diamond transforms Ralston and his cat into solid diamond. Ray shrinks to atmoic size as the Atom and finds a microverse inhabited by refugees of ancient Atlantis inside the diamond. Ray stops one of the men, Karl Jat, who plans to conquer the Earth.

While inside, the diamond is stolen by thieves. Atom restores his size to defeat them and retrieve the diamond. With the help of another Atlantean, Moorn Jor, Atom restores Ralston to normal.