1st appearance of Valkyrie, Enchantress in disguise

1st team appearance of the Lady Liberators: Valkyrie, Scarlet Witch, Wasp, Black Widow, Medusa

Debut of the Rutland Halloween Parade, a real parade held in Vermont annually that has been depicted in both Marvel and DC comics nearly 20 times with parade attendees wearing superhero costumes from both publishers in each book