Comic Title: Action Comics #518
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: April 1981
On Sale Date: January 22, 1981 Newsstand Date January 22, 1981
Source: Comic Reader, #187

Newsstand Date January 22, 1981
Source: DC Coming Attractions, #50

Copyright Date January 22, 1981
Source: Library of Congress, Copyright Office 1981

Newsstand Date January 22, 1981
Source: Daily Planet, Vol. 81 #1
Listed as on sale the week of January 22nd

Shipping Date December 30, 1980
Source: DC Coming Attractions, #50

Frequency: Monthly
Cover Price: $0.50
Page Count: 32
Editor: Julius Schwartz

Title: "Beyond the Poseidon Adventure"
Pages: 8

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

Writer: J. Mark DeMatteis
Artist: Don Heck
Letterer: Ben Oda
Colorist: Jerry Serpe

Reprinted In:
Lionel Play World #2 (1981)

Feature Character(s)

• Aquaman (last appearance in Justice League of America #190; next appearance in Action Comics #519)

Supporting Character(s)

• Mera (last appearance in Action Comics #517; next appearance in Action Comics #519)

Villain(s)

• Ocean Master (last appearance in Action Comics #517; next appearance in Action Comics #519)