Steina and Woody Vasulka, Participation, 1969-1971 (excerpt).
A New Day Yesterday, performed by Jethro Tull (Ian Anderson, Martin Barre, Glenn Cornick and Clive Bunker) at the Fillmore East, New York, N.Y., 1970.
Black and white, stereo sound, 64 min. 7 sec. Steina and Woody Vasulka fonds.