World's Finest Comics — DC Comics
Issue: #288
Last valuation update: 2022-08-03
Diana Prince and Etta Candy invite Helen Alexandros to be their new roommate, unaware she's secretly the Silver Swan!Notes:Cover #1 is a Canadian issue.Cover #2 is an American issue.
Creators: Dick Giordano, Andy Kubert, Marv Wolfman, Mike W. Barr, Ed Hannigan, Carl Gafford, Adrian Gonzales
Characters: Batman, Superman, Zatanna, Joe Chill, Martha Wayne, Thomas Wayne, Barry Allen, Wonder Woman, Madame Zodiac, The Zodiac Master, Dr. Zodiac