This issue has variants.
Reprints Captain Marvel (Marvel, 1968 Series) #10-21.
Detail from page 14 of Captain Marvel #17
Story crosses over with Sub-Mariner (Marvel, 1968 series) #14 and Avengers (Marvel, 1963 series) #64.
Features Marie Severin's unused Cover art for Captain Marvel #10 (uninked); pencil layout for Captain Marvel #17, page 19 by Gene Colan; Captain Marvel pin-up by Gil Kane (pencils) and Dan Adkins (inks); two Captain Marvel character sketches by Gil Kane.