Invitation for Condition by Felipe Ehrenberg July 1- 14 1973, coll. Pieter L. Mol
String Event in In-Out Center, with Felipe Ehrenberg and child (Gudmundsson?), photo source unknown
Performance String Condition by Felipe Ehrenberg in In-Out Center, image source unknown, with Martha Hellion (left)
Performance String Event Felipe Ehrenberg, with unidentified person in front looking at a copy of the Hungarian Schmuck, a Beau Geste publication. In the back Ulises Carrion and unspecified person, photo source unknown
Hungarian Schmuck, editors Felipe Ehrenberg and David Mayor, Cullompton, Beau Geste Press, march/april 1973 - 76 pages, 28,8 x 20,8 cm . Hungarian Schmuck is part 3 from the 8 part Schmuck Anthological series of Beau Geste Press.
Letter on july 13 1973 from Felipe Ehrenberg to Roger d'Hondt regarding sending the announcement of Condition at In-Out Center and mentioning plans to make a catalogue of this event. The specific catalogue has not been found (or made). New Reform Archive, coll. Roger d'Hondt and Marie-Helene van Audenhove
Interview Hans Ulrich Obrist and Felipe Ehrenberg, Hans Ulrich Obrist, Conversations in Mexico, alumnos47.org