Comic Title: DC Comics Presents #23
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: July 1980
On Sale Date: April 10, 1980 Newsstand Date April 10, 1980
Source: House Ad, Flash #287, Page 18

Newsstand Date April 10, 1980
Source: DC Coming Attractions, #41

Newsstand Date April 10, 1980
Source: Comics Journal, #54

Copyright Date April 10, 1980
Source: Library of Congress, Copyright Office 1980

Newsstand Date April 8, 1980
Source: Comic Reader, #178

Newsstand Date April 7, 1980
Source: Daily Planet, Vol. 80 #11
Listed as on sale the week of April 7th

Shipping Date March 18, 1980
Source: DC Coming Attractions, #41

Frequency: Monthly
Cover Price: $0.40
Page Count: 32
Editor: Julius Schwartz

Title: "The Curse Out of Time"
Pages: 17

Feature(s):
Superman (of Earth-1)
Doctor Fate (Kent Nelson of Earth-2)

Writer: Dennis J. O'Neil
Penciller: Joe Staton
Inker: Vince Colletta
Letterer: Ben Oda
Colorist: Jerry Serpe

Reprinted In:
Showcase Presents:DC Comics Presents:The Superman Team-Ups Vol. 1 TPB (2010)

Feature Character(s)

• Superman (last appearance in Super Friends #33; next appearance in Superman #349)
• Doctor Fate (last appearance in Brave & the Bold #156; next appearance in Justice League of America #183)

Supporting Character(s)

• Lois Lane (last appearance in World's Finest Comics #264; next appearance in Superman #349)
• Jimmy Olsen (last appearance in World's Finest Comics #264; next appearance in Superman Family #202)
• Inza Nelson (last appearance in Adventure Comics #465; next appearance in Flash #313)