Detective Comics (1937) #613

Someone is poisoning Gotham City…and Batman must find the fiend before the city’s population is slaughtered. Also, Bruce Wayne has a date…with Vicki Vale. Written by Alan Grant, with art by Norm Breyfogle and Steve Mitchell. Cover by Breyfogle.

32 pages, full color. Cover price $1.00. (Note: reference picture, not an actual scan)