Batman Challenge of the Man-Bat (1989) TPB

Titan 1st printing. Collects stories from Detective Comics (1937-2011 1st Series) #395, 397, 400 and 402.

Written by Denny O’Neil and Frank Robbins. Art by Neal Adams and Dick Giordano. Cover by Neal Adams. Foreword by Paul Gambaccini.
Zoologist Kirk Langstrom is working late to perfect a serum that can endow people with enhanced auditory abilities via a specialized bat gland extract. But when he decides to test his new formula upon himself; he mutates into the monstrous Man-Bat!

Softcover, 96 pages, B&W.