Gold, Lee,An Egocentric and Convoluted History of Early Filk and Filking.Fanac.org.Geraadpleegd op 20 november 2014.“Lee Jacobs, a LArea [= Los Angeles area] fan who [...] in the 50s, [had] submitted an essay to SAPS (Spectator Amateur Press Society) entitled "The Influence of Science Fiction on Modern American Filk Music" supposedly about science fiction incidents in folk song, but actually a straight-faced analysis of a number of thoroughly filthy "dirty songs", taking various metaphors in them as if they were meant literally.” Originally published in the ConChord 12 Songbook, 1997