Oorspronklik: Vintage Guitar Magazine May 2015. Pandora's Stompboxes, The Weirdest, Wackiest Effects of All Time. Guitar sheet music. HL.77772026.
Vertaling: Vintage Guitar Magazine Mei 2015. Pandora se Stompboxes, Die vreemdste, mees waanzinnige effekte van alle Tyd. Bill Pitman.