Penciler cedits verified by Schwartz, inker credit verified by Paris, and letterer credit by Martin O'Hearn and Joe Desris.
This is the first appearance of Deadshot. He would not re-appear until Detective Comics #474 (December 1977).
Writer credit by Martin O'Hearn, penciler credits verified by Schwartz, inker credit verified by Paris, and letterer credit by Martin O'Hearn and Joe Desris.
Art credits verified by Mooney to Craig Delich; we formerly credited the inks to Ray Burnley. Letterer credit by Martin O'Hearn and Joe Desris.
Colorist credit by Craig Delich.
Time-travel story.
For the first time, Professor Carter Nichols sends the Dynamic Duo into the future instead of the past.
Penciler credits verified by Schwartz, inker credit verified by Paris, and letterer credit by Martin O'Hearn and Joe Desris.