Comic Title: Adventure Comics #253
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: October 1958
On Sale Date: August 28, 1958 Copyright Date August 28, 1958
Source: Library of Congress, Periodicals 1958

Frequency: Monthly
Cover Price: $0.10
Page Count: 32
Editor: Mort Weisinger

Title: "The Ocean of 1,000,000 B.C."
Pages: 6

Feature(s):
Aquaman (of Earth-1)

Writer: Jack Miller
Artist: Ramona Fradon

Feature Character(s)

• Aquaman (last appearance in Adventure Comics #252; next appearance in Adventure Comics #254)

Villain(s)

• Several prehistoic dinosaurs (no further appearances)

Other Character(s)

• A cave man (no further appearances)

Synopsis:
Aquaman travels through a time warp and finds himself a million years in the past. His command over sea creatures does not work in this era, so he is attacked by several dinosaurs. Aquaman outwits the dinosaurs and returns through the time warp. A cave painting made by a cave man provides proof of Aquaman's time trip.