Millennium Edition: Showcase 4 — DC Comics
Issue: #1
Reprints Showcase #4.Contains: Birth of the Silver Age Mystery of the Human Thunderbolt! The Man Who Broke the Time Barrier!
Creators: Carmine Infantino, Julius Schwartz, Joe Kubert, John Broome, Robert Greenberger, Robert Kanigher, Dale Crain
Characters: Barry Allen, Iris West Allen, Turtle, Turtle Man, Mazdan