Holland Hapt
Amsterdam etc. (No.13 was printed in Middelburg), Jan Swagerman, Dick v/d Heijden, Pi Blok, Ed Plieger, Otto Tieskens, Frank van Driel, Gé Reinders, Har v. Fulpen et al. 1968-1971. No.1 (2x with divergent colours), 2, 3 (in handwritten envelope), 5, 6, 7, 10 and 16 + Hapotoc Messenger. International edition, Amsterdam, 1976 + Hapt 4, Digger Press, Manchester, 1968. Including a handwritten note by Ken Loynes to Tjeerd Deelstra, inviting him to publish something on the Dutch underground scene and inquiring on what happened to IETS. + No.5, again with a note by Loynes + No.6 and No.13.
(total 14)