 Like typical annuals of the time, these were 25¢ "giants", relative to the typical 12¢ comics of the time.In 1966, the series became a bimonthly and later monthly reprint title, featuring Spider-Man stories primarily, from # 3–291 (July 1966 – Nov. 1994).The first annual was a 72-page reprint anthology that gathered superhero origin stories from the previous two years, as well as a war comics story.