Lynda Benglis, Mumble, 1972. Courtesy of Video Data Bank, Chicago.

Ilene Segalove, Advice from Mom, 1973. Collection of the Long Beach Museum of Art, Long Beach, and courtesy of the artist.

Doris Chase, Dance Nine, 1973-74. Courtesy of the artist and the Museum of Modern Art, New York.

Valie Export, Raumsehen und Raumhören, 1974. Courtesy of the artist.

Julie Gustafson, The Politics of Intimacy, 1974. Courtesy of Electronic Arts Intermix, New York.

Nancy Holt, Underscan, 1974. Courtesy of Video Data Bank, Chicago.