Encyclopodia continued: Nicky Hamlyn describes recovering his copy of The Whole Earth Catalogue after 20 years, driving over a philosophy book on Essex Road and paying to have an index included in his own book published by The British Film Institute. Optician and collector Tony Gross listens as I describe finding an album of photographs of Admiralty Radio Stations (1918) at a book fair. Otto Muehl; Psycho-Motorik Musik and a track from Oppressum by Israel Quellet.