On-sale date from copyright registration.
We previous credited Alex Toth with the pencils, but credit was changed by Gene Reed after comparisons with Grandenetti's signed work of this period. Layouts appear Toth-ish but the heads and figures are definitely Grandenetti.
First-person narrative.
Art identification by Jim Vadeboncoeur, Jr. Previous indexer suggested Manny Stallman for pencils.
in DC Special (DC, 1968 series) #4 (July-September 1969) [page 1 condensed]