Alexander Alland, Untitled (Brooklyn Bridge), c. 1938, gelatin silver print.  The Jewish Museum, New York, Purchase: William and Jane Schloss Family Foundation Fund.  © Estate of Alexander Alland, Sr.

Ruth Orkin, Boy Jumping into Hudson River, 1948, gelatin silver print.  The Jewish Museum, New York, Purchase: Horace W. Goldsmith Foundation Fund.  © Estate of Ruth Orkin.

Harold Corsini, Playing Football, c. 1939, from Harlem Document, 1936–40, gelatin silver print.  George Eastman House, Gift of Aaron Siskind.  © Estate of Harold Corsini.

Joe Schwartz, Slums Must Go! May Day Parade, New York, c.1936, gelatin silver print.  Columbus Museum of Art, Ohio. © Joe Schwartz.

Arthur Leipzig, Ideal Laundry, 1946, gelatin silver print.  The Jewish Museum, New York, Purchase: Esther Leah Ritz Bequest.  © Arthur Leipzig.

Lisette Model, Lower East Side, c. 1940, gelatin silver print.  The Jewish Museum, New York, Gift of Howard Greenberg.  © The Lisette Model Foundation, Inc. (1983).  Used by permission.

Bernard Cole, Shoemaker’s Lunch, 1944, gelatin silver print.  The Jewish Museum, New York, Purchase: The Paul Strand Trust for the benefit of Virginia Stevens Gift.  © Bernard Cole.

Lee Sievan, Salvation Army Lassie in Front of a Woolworth Store, c. 1940, gelatin silver print.  The Jewish Museum, New York, Purchase: Horace W. Goldsmith Foundation Fund.  © Estate of Lee Sievan.

Jerome Liebling, Butterfly Boy, New York, 1949, gelatin silver print.  The Jewish Museum, New York, Purchase: Mimi and Barry J. Alperin Fund.  © Jerome Liebling.

Eliot Elisofon, Untitled (Iodent Toothpaste Ads), c. 1937, gelatin silver print.  The Jewish Museum, New York, Purchase: Mimi and Barry J. Alperin Fund.