An Iron Man story served as backup in #32, after which Marvel Tales became a standard-priced series reprinting a single Spider-Man story each issue, very occasionally with a new or reprinted backup story featuring anyone from the Inhumans to Spider-Ham.
In issue #32, Iron Man served as a backup story, after which Marvel Tales became a standard-priced series that reprinted a single Spider-Man story per issue, occasionally featuring new or reprinted backstories with characters from the Inhumans to Spider-Ham.