Text in periodical
Morse, Meredith. – «e-Collaborations in Sixties America: 9 Evenings, the Dancer's Body, and Electronic Technologies». – Scan [on line]. – Vol. 4, no. 1 (April 2007). – N. p. {{scan.net.au}}
Part of Web site
Bardiot, Clarisse. – «9 Evenings: Theatre and Engineering». – Fondation Daniel Langlois pour l'art, la science et la technologie = Daniel Langlois Foundation for Art, Science, and Technology. – Montréal : Daniel Langlois Foundation for Art, Science, and Technology. – English and French text. – Texte written in 2006. {{www.fondation-langlois.org}}
Audio document : Interview
[Editing of telephone interviews by Alfons Schilling with John Cage, Billy Klüver, Herb Schneider, Robert Whitman and other participants in "9 Evenings: Theatre and Engineering"] / Interviewer: Alfons Schilling. – Recorded in 1966. – 1 sound reel (13 min., 14 s.) : instantaneous, acoustic + transcript. – Inscriptions on the original container: "Schilling telephon interview mit John Cage fur "9 Evenings" 1966. Cage was in England, damals () zeit des interview". – See document 9 EV B3-C8 (19 sheets). – Reference copy available (1 electronic file). – The Daniel Langlois Foundation for Art, Science, and Technology, 9 Evenings: Theatre and Engineering fonds.
Video document
[John Cage, "Variations VII" : performance presented in the context of "9 Evenings : Theatre and Engineering," The 69th Regiment Armory (New York, N.Y., United States), October 15 and 16, 1966 / Produced by Billy Klüver; camera operators: Alfons Schilling and other unknown operators; editing: Daniel Langlois foundation for Art, Science, and Technology]. – 2006 (1966). – 1 videocassette (24 min., 58 s.) : digital, BETACAM, Fujifilm D321. – Edited factual footage of "Variations VII" shot in 16 mm film by Alfons Schilling on October 15 and 16, 1966 (see: 9 EV 00031602). – The shots have been placed in order to respect - to the extent possible - the sequence of the performance's two presentations. – The Daniel Langlois foundation for Art, Science, and Technology, 9 Evenings: Theatre and Engineering fonds.
Text in periodical
Brockman, John. – «'Theatre, engineering' : all the fun was backstage». – The Village Voice. – (Oct. 27, 1966). – P. 9-[].
Festival
15th Annual Avant Garde Festival of New York, The Passenger Ship Terminal at 55th Street, New York, N. Y., United States, July 20, 1980.
Festival
14th Annual New York Avant Garde Festival and 2nd Annual Cambridge River Festival, Charles River, Cambridge, Mass., United States, May 20, 1978.
Festival
12th Annual Avant Garde Festival of New York, Gateway National Recreation Area, Brooklyn, N. Y., United States, September 27, 1975.