A free interpretation of a gnostic text from the 2nd century entitled Anthem of the Pearl, La perle et l’oubli (“Pearl and Lapse of Memory”) is a work by Gilles Gobeil for ondes Martenot and tape which will be presented by Vancouver New Music Society on September 14, 2002. Premiered in Köln (Germany) at a concert produced by the WDR3 at the Stadtgarten on January 7, 2002, the piece features the ondist Suzanne Binet-Audet.