Shoot performance at F-Space Gallery in Santa Ana, California, 1971, Chris Burden. Gelatin silver print documenting the event by Alfred Lutjeans. 9 15/16 x 7 15/16 in. The Getty Research Institute, Gift of Art in the Public Interest and 18th Street Arts Center, 2006.M.8.41. © Chris Burden

A Gourmet Experience, 1974, Martha Rosler. Gelatin silver print. 10 1/16 x 7 15/16 in. The Getty Research Institute, Long Beach Museum of Art Video Archive, 2006.M.7.26 © Martha Rosler

Ablutions performance at Guy Dill’s studio, with Judy Chicago, Suzanne Lacy, Sandra Orgel, and Aviva Rahmani (Sponsored by Feminist Art Program at CalArts), 1972. The Getty Research Institute, Gift of Art in the Public Interest and 18th Street Arts Center, 2006.M.8.42. Photo courtesy Lloyd Hamrol

Al's Grand Hotel catalog, 1971, Allen Ruppersberg. Offset lithograph. 9 x 6 x 1/16 in. The Getty Research Institute, 94-B15837. © Allen Ruppersberg

Entr’Acte Happening at CalArts, 1972, Allan Kaprow. Courtesy Allan Kaprow Estate

Event performance at University of California, Santa Barbara, 1970, Wolfgang Stoerchle. Gelatin silver print documenting the event, unknown photographer. 9 15/16 x 8 in. The Getty Research Institute, 2009.M.16.1. © J. Paul Getty Trust

Full Jar, Empty Jar performance at Art Gallery, University of California, San Diego, 1974, Barbara T. Smith. © Barbara T. Smith

Gonna California, 1969, recorded by Terry Allen. Vinyl record (45rpm). 6 7/8 in. diameter. The Getty Research Institute, Allan Kaprow Papers, 980063.180. © Terry Allen, Green Shoes Publishing, BMI, Administered by BUG Music

Womanhouse installation in Los Angeles, featuring Robin Weltsch’s Kitchen and Vicki Hodgetts’s Eggs to Breasts (Sponsored by Feminist Art Program at CalArts), 1972. The Getty Research Institute, 2000.M.43.1. Photo courtesy Lloyd Hamrol

Barbara T. Smith’s artist business card, 1970s. © Barbara T. Smith. The Getty Research Institute, Gift of Hal Glicksman, 2009.M.5.10

Womanhouse announcement, 1972. The Getty Research Institute, Gift of Rolf G. Nelson, 2010.M.38.6. Courtesy of Sheila Levrant de Bretteville

Womanhouse catalogue, Feminist Art Program at CalArts, 1972. Designed by Sheila Levrant de Bretteville. The Getty Research Institute, 89-B23677. Courtesy of CalArts Archives

ASCO and Los Four opening reception at the Point Gallery in Los Angeles, 1975. ©1975, Harry Gamboa, Jr.

Announcement for Jack Goldstein exhibition at the Mizuno Gallery in Los Angeles, November 1972. © Jack Goldstein Estate. The Getty Research Institute, Gift of Riko Mizuno, 2010.M.84.1

Announcement for Dead Man performance by Chris Burden at the Mizuno Gallery in Los Angeles, November 12, 1972. © Chris Burden. The Getty Research Institute, Gift of Riko Mizuno, 2010.M.84.4