A Friday the 13th party in 1940

Anti Superstition 1940D

Anti Superstition 1940B

Tomorrow is the first Friday the 13th of 2012. To celebrate, LIFE.com posted a terrific gallery of photos from a "Friday the 13th Party" that took place December 13, 1940, in Room 13 at the Merchants & Manufacturers Club of Chicago. "Chicago's Anti-Superstition Society, 1940"