The Encyclopedia of Comic Book Heroes #1

This 1976 hardcover reference work from Macmillan Publishing, the first volume in a planned series, catalogs Batman's early comic book appearances. Written by Michael L. Fleisher and illustrated by Janet E. Lincoln, it provides detailed entries on characters, stories, and concepts from the Dark Knight's Golden Age and early Silver Age adventures. The volume covers Batman's debut in Detective Comics #27 through the late 1960s, offering a comprehensive guide for collectors and fans of the character's classic era.