Pirkle Jones, Keeping Records, from the series Death of a Valley, 1956, printed 1960; Collection SFMOMA © Estate of Pirkle Jones

Diego Rivera, The Flower Carrier, 1935; Collection SFMOMA © Banco de Mexico Diego Rivera & Frida Kahlo Museums Trust, Mexico, D.F. / Artists Rights Society (ARS), New York

Egidio Bonfante, Poster, 1953; Collection SFMOMA © Edigio Bonfante Estate / Olivetti SpA

Ann Hamilton, indigo blue, 1991/2007; Collection SFMOMA © Ann Hamilton

August Sander, Bricklayer, 1928, Collection SFMOMA © Die Photographische Sammlung / SK Stiftung Kultur – August Sander Archiv Köln / Artists Rights Society (ARS), New York

Bill Owens, Untitled (Ice cream man—“Debbie’s 447-7660”), from the series Working (I Do It For The Money), 1975; Collection SFMOMA © Bill Owens

Malcolm Lubliner, Untitled (Jasper Johns working at Gemini), 1971; Collection SFMOMA © Malcolm Lubliner

Andreas Gursky, Hong Kong Stock Exchange, Diptychon (Hong Kong Stock Exchange, Diptych), 1994, Collection SFMOMA © 2008 Andreas Gursky / Artists Rights Society (ARS), New York / VG Bild-Kunst Bonn, Germany; Courtesy Matthew Marks Gallery, New York and Monika Spruth / Philomene Magers, Cologne/Munich

Sebastio Salgado, Untitled, Serra Pelada, Brazil, 1990; Collection SFMOMA © Sebastião Salgado / Saif, Paris / VAGA, New York

Reagan Louie, Bangkok, 1998; Collection SFMOMA © Reagan Louie