Installation view of Craig Kauffman's solo exhibition at the Pasadena Art Museum, including works from Kauffman's Loops series, 1970. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

Installation view of Ken Price's sculptures in the exhibition New American Sculpture at the Pasadena Art Museum, February 11–March 7, 1964. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

Nicholas Wilder, ca. 1969–70. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

George Herms in his studio on Figueroa Street in downtown Los Angeles, ca. 1977. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

John McLaughlin in front of one of his paintings, ca. 1975. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

Norman Zammitt working in his studio in the Eagle Rock neighborhood of Los Angeles, 1965. Photo by Frank J. Thomas. Courtesy of the Frank J. Thomas Archives

Ronald Davis in 1963. Photo by Steve Sokol. Image courtesy of Ronald Davis

Poster for The Studs group exhibition at the Ferus Gallery in Los Angeles, 1964. Image courtesy of Hal Glicksman

Exterior view of Nicholas Wilder Gallery at the time of Ronald Davis's first solo exhibition in 1965. Image courtesy of Ronald Davis

Installation view of Ronald Davis's Dodecagons and Cubes series at Nicholas Wilder Gallery in Los Angeles, 1969. Image courtesy of Ronald Davis

Cameron, ca. 1955. Courtesy of the Cameron Parsons Foundation

Cameron in a film still from Curtis Harrington's Night Tide, 1961. Courtesy of the Cameron Parsons Foundation

Robert Irwin and James Turrell inside the anechoic chamber at UCLA, 1969. Image courtesy of Malcolm Lubliner and Craig Krull Gallery, Santa Monica. © Malcolm Lubliner

Joe Goode, Jerry McMillan, Ed Ruscha, and Patrick Blackwell in the studio space they shared while in school at Chouinard, ca. 1959. Photo by Patrick Blackwell. Courtesy of the Joe Goode Studio

Thomas Leavitt, Llyn Foulkes, and Walter Hopps at the opening of Foulkes's exhibition at the Pasadena Art Museum, September 18, 1962. Image courtesy of and © Llyn Foulkes