CATALOG RECORD

Challengers of the Unknown #56

DC · Series began 1958 · June-July 1967

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Dates

Cover date: June-July 1967
On sale: April 4, 1967
Pages: 36

Editions and covers

Original edition
Source ↗

Creators

pencils: Bob Brown, Henry Boltinoffinks: Bob Brown, Henry Boltinoffletters: Ira Schnapp, Henry Boltinoffscript: Arnold Drake, Henry Boltinoff, Murray Boltinoff

Stories

License to Kill! · 22.5 pages

Characters

Rocky DavisAce MorganRed RyanProf Haley

Reprinted in

All Favourites Comic (1960)