Comic Title: Justice League of America #107
Publisher: DC (National Periodical Publications, Inc.)
Address: 909 Third Avenue, New York, NY
Cover Date: Sep/Oct 1973
On Sale Date: June 5, 1973 Newsstand Date June 5, 1973
Source: Direct Currents, Weird Mystery Tales #7, Page 31

Newsstand Date June 5, 1973
Source: Comic Reader, #97

Copyright Date June 5, 1973
Source: Library of Congress, Periodicals 1973

Frequency: Bi-monthly
Cover Price: $0.20
Page Count: 32
Editor: Julius Schwartz

Title: "Crisis on Earth-X"
Pages: 23

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

Writer: Len Wein
Penciller: Dick Dillin
Inker: Dick Giordano

Reprinted In:
Crisis on Multiple Earths Vol. 3 TPB (2004)
Showcase Presents:Justice League of America Vol. 6 TPB (2013)
Justice League of America:The Bronze Age Omnibus Vol. 1 HC (2017)
Crisis on Infinite Earths Box Set HC (2020)
Crisis on Multiple Earths:Crisis Crossed TPB (2022)

Feature Character(s)

• Justice League of America (last appearance in Justice League of America #106; next appearance in Justice League of America #108)
• Batman (last appearance in Detective Comics #436; next appearance in Justice League of America #108)
• Flash (last appearance in Flash #222; next appearance in Flash #223)
• Green Lantern (last appearance in Flash #222; next appearance in Justice League of America #108)
• Green Arrow (last appearance in Action Comics #426; next appearance in Justice League of America #108)
• Black Canary (last appearance in Action Comics #426; next appearance in Action Comics #428)
• Elongated Man (last appearance in Detective Comics #436; next appearance in Justice League of America #108)
• Red Tornado (last appearance in Justice League of America #106; next appearance in Justice League of America #108)

Guest Star(s)

• Justice Society of America (last appearance in Justice League of America #102; next appearance in Justice League of America #108)
• Doctor Fate (last appearance in Justice League of America #102; next appearance in Justice League of America #108)
• Sandman (last appearance in Justice League of America #102; next appearance in Justice League of America #108)
• Superman (of Earth-2; last appearance in Justice League of America #92; next appearance in Justice League of America #108)
• Freedom Fighters (first appearance; last appearance in All-Star Squadron #50; next appearance in Justice League of America #108)
• Uncle Sam (last appearance in National Comics #45; next appearance in Justice League of America #108)
• Black Condor (last appearance in Crack Comics #31; next appearance in Justice League of America #108)
• Doll Man (last appearance in Doll Man #47; next appearance in Justice League of America #108)
• Human Bomb (last appearance in Police Comics #58; next appearance in Justice League of America #108)
• Phantom Lady (last appearance in Police Comics #23; next appearance in Justice League of America #108)
• Ray (last appearance in Smash Comics #40; next appearance in Justice League of America #108)

Guest Appearance(s)

• Flash (Jay Garrick; last appearance in Flash #215; next appearance in Justice League of America #108)
• Hourman (last appearance in Justice League of America #102; next appearance in Justice League of America #113)
• Starman (last appearance in Justice League of America #102; next appearance in All-Star Comics #69)