Comic Title: Justice League of America #178
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: May 1980
On Sale Date: February 14, 1980 Newsstand Date February 14, 1980
Source: DC Coming Attractions, #39

Newsstand Date February 14, 1980
Source: Comics Journal, #53

Copyright Date February 14, 1980
Source: Library of Congress, Copyright Office 1980

Newsstand Date February 12, 1980
Source: Comic Reader, #177

Newsstand Date February 11, 1980
Source: Daily Planet, Vol. 80 #4
Listed as on sale the week of February 11th

Newsstand Date March 12, 1980
Source: DC Coming Attractions, #39
Date is likely a misprint

Shipping Date January 22, 1980
Source: DC Coming Attractions, #39

Frequency: Monthly
Cover Price: $0.40
Page Count: 32
Editor: Len Wein

Title: "The Chess-Master of Mars"
Pages: 17

Feature(s):
Justice League of America (of Earth-1)

Writer: Gerry Conway
Penciller: Dick Dillin
Inker: Frank McLaughlin
Letterer: Ben Oda
Colorist: Eugene D'Angelo

Reprinted In:
Justice League of America:The Bronze Age Omnibus Vol. 3 HC (2021)

Feature Character(s)

• Justice League of America (last appearance in Justice League of America #177; next appearance in Justice League of America #179)
• Superman (last appearance in Justice League of America #177; next appearance in Superman #346)
• Batman (last appearance in Justice League of America #177; next appearance in World's Finest Comics #262)
• Aquaman (last appearance in Justice League of America #177; next appearance in World's Finest Comics #262)
• Green Arrow (last appearance in Justice League of America #177; next appearance in Justice League of America #179)
• Atom (last appearance in Justice League of America #177; next appearance in Detective Comics #489)
• Black Canary (last appearance in Justice League of America #177; next appearance in Justice League of America #179)
• Zatanna (last appearance in Justice League of America #177; next appearance in Justice League of America #179)

Guest Star(s)

• Martian Manhunter (last appearance in Justice League of America #177; next appearance in DC Comics Presents #27)

Villain(s)

• Despero (last appearance in Justice League of America #177; next appearance in Crisis on Infinite Earths #10)