Comic Title: Justice League of America #173
Publisher: DC (DC Comics Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: December 1979
On Sale Date: September 13, 1979 Copyright Date September 13, 1979
Source: Library of Congress, Copyright Office 1979

Newsstand Date September 11, 1979
Source: Comic Reader, #172

Newsstand Date September 10, 1979
Source: DC Coming Attractions, #34
For release the week of September 10th

Newsstand Date September 10, 1979
Source: Daily Planet, Vol. 79 #35
Listed as on sale the week of September 10th

Newsstand Date September 10, 1979
Source: Comics Journal, #49

Shipping Date August 20, 1979
Source: DC Coming Attractions, #34

Frequency: Monthly
Cover Price: $0.40
Page Count: 32
Editor: Ross Andru

Title: "Testing of a Hero"
Pages: 17

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

Writer: Gerry Conway
Penciller: Dick Dillin
Inker: Frank McLaughlin
Letterer: Ben Oda
Colorist: Jerry Serpe

Reprinted In:
Justice League of America #173 [Whitman Exclusive] (1979)
Justice League of America Hereby Elects... TPB (2007)
Black Lightning Vol. 2 TPB (2018)
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 #172; next appearance in Justice League of America #174)
• Superman (last appearance in DC Comics Presents #16; next appearance in Justice League of America #174)
• Flash (last appearance in Adventure Comics #466; next appearance in Justice League of America #174)
• Green Lantern (last appearance in Super Friends #25; next appearance in Justice League of America #174)
• Green Arrow (last appearance in World's Finest Comics #259; next appearance in Justice League of America #174)
• Zatanna (last appearance in Justice League of America #172; next appearance in Justice League of America #174)

Guest Star(s)

• Black Lightning (last appearance in DC Comics Presents #16; next appearance in Justice League of America #174)

Guest Appearance(s)

• Bill Henderson (last appearance in Superman Family #195; next appearance in Justice League of America #174)