Daniel L. Collins, Virtual America IV, 1987. Courtesy of the artist.

Jenny Holzer, Selections from Truisims, 1977-79; The Living Series, 1980-82; The Survival Series, 1983-85. Courtesy of the artist and Barbara Gladstone Gallery, New York.

Judith Barry, The Absent Presence, 1987. Courtesy of the artist.

Buky Schwartz, Three Angles of Observation, 1987. Courtesy of the artist.

Leni Schwendinger, Concurrent Skiagrams, 1987. Courtesy of the artist.

Lawrence Weiner, A 36 x 36" removal to the lathing or support wall of plaster or wallboard from a wall, 1968. Collection of Seth Siegelaub, New York, New York, and Bagnolet, France.