This issue features the 2nd Marvel appearance of John Carter, written by Marv Wolfman and drawn by Gil Kane.  The character was conceived by Edgar Rice Burroughs in the 1940's.  Dell published a few issues featuring John Carter in 1952-53, which were later reprinted by Gold Key in the early 1960's.  This book is graded 9.4 NM with white pages by CGC.  It's alignment in nearly perfect.