January Futurian Observer first published
February 18 Stranger Club formed
Spring Denver Science Fictioneers formed
April Third Chicago Conference
July Philadelphia Blitzkrieg
1-2 Sept (Labor Day) Chicon I (Worldcon)
1-2 Sept Jack Speer distributes first Filksongs
1-2 Sept End of Second Transition and start of Third Fandom (Numerical Fandoms)
October Louis Russell Chauvenet coins the word "Fanzine" in Detours.
October Damon Knight proposes the establishment of the N3F
Fall Colorado Fantasy Society formed
November 10 Phillycon 1940
November 29 Minneapolis fantasy Society restarted

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