The 27th World Science Fiction Convention (Worldcon), also known as St. Louiscon, was held on 28 August–1 September 1969 at the Chase Park Plaza Hotel in St. Louis, Missouri, United States.
The supporting organization was OSFA, the Ozark Science Fiction Association.
[1] The World Science Fiction Society administers and presents the Hugo Awards,[2] the oldest and most noteworthy award for science fiction.
Categories include novels and short fiction, artwork, dramatic presentations, and various professional and fandom activities.
[2][3] Other awards may be presented at Worldcon at the discretion of the individual convention committee.