Photo Crafts Shop of Denver, Vallecita’s leopards: Female animal trainer and leopard, 1906.
Source: Library of Congress

Photo Crafts Shop of Denver, Vallecita’s leopards: Female animal trainer and leopard, 1906.

Source: Library of Congress

 Elephants from Cole Brothers Circus crossing Olive Street with police escort in Los Angeles, California, 1953.
Source: Los Angeles Times photographic archive, UCLA Library

Elephants from Cole Brothers Circus crossing Olive Street with police escort in Los Angeles, California, 1953.

Source: Los Angeles Times photographic archive, UCLA Library

 Attending surgeon’s office, examination room, Washington, D.C., World War I.
Source: Otis Historical Archives National Museum of Health and Medicine

Attending surgeon’s office, examination room, Washington, D.C., World War I.

Source: Otis Historical Archives National Museum of Health and Medicine

Lewis Wickes Hine,  10 year old Jimmie. Been shucking 3 years. 6 pots a day, and a 11 year old boy who shucks 7 pots…Bluffton, South Carolina, February 1913.
Source: Library of Congress

Lewis Wickes Hine, 10 year old Jimmie. Been shucking 3 years. 6 pots a day, and a 11 year old boy who shucks 7 pots…Bluffton, South Carolina, February 1913.

Source: Library of Congress

Farm Security Administration photo of the sharecropping Handley family in Walker County, Alabama, ca. 1937.
Source: National Archives and Records Administration

Farm Security Administration photo of the sharecropping Handley family in Walker County, Alabama, ca. 1937.

Source: National Archives and Records Administration

Ben Shahn, Street musicians in Maynardville, Tennessee, USA, October 1935.
Source: Library of Congress

Ben Shahn, Street musicians in Maynardville, Tennessee, USA, October 1935.

Source: Library of Congress

Lew Snowden of the Snowden Family Band, late 19th century.

Lew Snowden of the Snowden Family Band, late 19th century.

New York City school children on the first day of school, 1915.
Source: Library of Congress, George Grantham Bain Collection

New York City school children on the first day of school, 1915.

Source: Library of Congress, George Grantham Bain Collection

Russell Lee, Soda jerker flipping ice cream into malted milk shakes. Corpus Christi, Texas, February 1939.
Source: Library of Congress, Farm Security Administration - Office of War Information Photograph Collection

Russell Lee, Soda jerker flipping ice cream into malted milk shakes. Corpus Christi, Texas, February 1939.

Source: Library of Congress, Farm Security Administration - Office of War Information Photograph Collection

Berenice Abbott, Penn Station, Interior, Manhattan, 1935-1938.
Source: New York Public Library

Berenice Abbott, Penn Station, Interior, Manhattan, 1935-1938.

Source: New York Public Library