Anokon 2

Anokon 2 was a Minnstf fallcon held on 14–16 September 1979 at the Anoka Holiday Inn.

Badge

Here's an Anokon badge that doesn't say what year it is. I am almost sure that it must be for Anokon 2 because Alien ("In space, no one can hear you scream") didn't premiere until May 1979.

An Anokon badge.  It has a picture of, I think, a claw breaking out of an egg.  In the upper left corner it says '33', 'Dave' is handwritten on the egg, and at the bottom it says 'At Anokon, no one willhear you scream...