Comic Title: All New Collectors' Edition C-58
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: 1978
On Sale Date: February 28, 1978 Newsstand Date February 28, 1978
Source: Comic Reader, #153

Newsstand Date February 28, 1978
Source: DC Coming Attractions, #15

Newsstand Date February 27, 1978
Source: Daily Planet, Vol. 78 #8
Listed as on sale the week of February 27th

Copyright Date April 11, 1978
Source: Library of Congress, Copyright Office 1978

Shipping Date February 7, 1978
Source: DC Coming Attractions, #15
Shipping the week of February 7th

Frequency: Quarterly
Cover Price: $2.00
Page Count: 72
Editor: Julius Schwartz

See Also: The Guide to DC Giants

Title: "When Earths Collide"
Pages: 72

Feature(s):
Superman (of Earth-1)
Captain Marvel (of Earth-S)

Writer: Gerry Conway
Penciller: Rich F. Buckler
Inker: Dick Giordano
Letterer: Gaspar Saladino
Colorist: Adrienne Roy

Reprinted In:
Superman Vs. Shazam TPB (2013)
Shazam:The World's Mightiest Mortal Vol. 2 HC (2020)
Superman Vs. Shazam TPB (2021)

Feature Character(s)

• Superman (last appearance in DC Special Series #11; next appearance in Justice League of America #155)
• Captain Marvel (last appearance in World's Finest Comics #254; next appearance in World's Finest Comics #255)

Guest Star(s)

• Supergirl (last appearance in Superman Family #189; next appearance in Superman Family #190)
• Mary Marvel (last appearance in World's Finest Comics #253; next appearance in World's Finest Comics #255)

Supporting Character(s)

• Lois Lane (last appearance in Superman Family #189; next appearance in Superman #325)
• Morgan Edge (last appearance in Superman Family #189; next appearance in World's Finest Comics #251)
• Steve Lombard (last appearance in Superman Family #188; next appearance in Superman #328)
• Shazam (last appearance in World's Finest Comics #254; next appearance in World's Finest Comics #262)

Villain(s)

• Black Adam (last appearance in Shazam #28; next appearance in World's Finest Comics #264)