A “drugstore cowboy” preparing to deliver orders on his bicycle in Texas, 1938.Photograph by Luis Marden, National Geographic

A “drugstore cowboy” preparing to deliver orders on his bicycle in Texas, 1938.
Photograph by Luis Marden, National Geographic

Parisians walk on the street past lottery and vermouth advertisements in 1935.Photograph by Maynard Owen Williams, National Geographic

Parisians walk on the street past lottery and vermouth advertisements in 1935.
Photograph by Maynard Owen Williams, National Geographic

Two boys fishing in Connecticut.Photograph by B. Anthony Stewart, National Geographic

Two boys fishing in Connecticut.
Photograph by B. Anthony Stewart, National Geographic

Portrait of boy scouts at Abinger Hammer on a Sunday hike in Surrey, England, February 1932.Photograph by Clifton R. Adams, National Geographic

Portrait of boy scouts at Abinger Hammer on a Sunday hike in Surrey, England, February 1932.
Photograph by Clifton R. Adams, National Geographic

Men dry betel nuts in George Town, Malaysia, 1938.Photograph by Maynard Owen Williams, National Geographic

Men dry betel nuts in George Town, Malaysia, 1938.
Photograph by Maynard Owen Williams, National Geographic

Race cars roar around the track at the Iowa State Fair in 1938.Photograph by J. Baylor Roberts, National Geographic

Race cars roar around the track at the Iowa State Fair in 1938.
Photograph by J. Baylor Roberts, National Geographic

Swimming lessons are part of these undergraduates’ curriculum at Tulane University in New Orleans, April 1930.Photograph by Edwin L. Wisherd, National Geographic

Swimming lessons are part of these undergraduates’ curriculum at Tulane University in New Orleans, April 1930.
Photograph by Edwin L. Wisherd, National Geographic

Rear Admiral Robert E. Peary dressed in the fur clothing he wore for the Arctic expedition, September 1938.Photograph by Robert E. Peary, National Geographic

Rear Admiral Robert E. Peary dressed in the fur clothing he wore for the Arctic expedition, September 1938.
Photograph by Robert E. Peary, National Geographic

Four boys bob for apples in Martinsburg, West Virginia, 1939.Photograph by B. Anthony Stewart, National Geographic

Four boys bob for apples in Martinsburg, West Virginia, 1939.
Photograph by B. Anthony Stewart, National Geographic

A woman stands before limestone cliffs in the Gaspe Peninsula, Quebec, September 1934.Photograph by B. Anthony Stewart, National Geographic

A woman stands before limestone cliffs in the Gaspe Peninsula, Quebec, September 1934.
Photograph by B. Anthony Stewart, National Geographic

Vendors and pedestrians along a steep staircase in Hong Kong, November 1934.Photograph by W. Robert Moore, National Geographic

Vendors and pedestrians along a steep staircase in Hong Kong, November 1934.Photograph by W. Robert Moore, National Geographic

Two boys pose on a balcony with the Tenerife port in the background in Puerto Orotava, Tenerife, Canary Islands, Spain, May 1930.Photograph by Wilhelm Tobien, National Geographic

Two boys pose on a balcony with the Tenerife port in the background in Puerto Orotava, Tenerife, Canary Islands, Spain, May 1930.Photograph by Wilhelm Tobien, National Geographic

Miners with knee pads in West Virginia, March 1938.Photograph by B. Anthony Stewart, National Geographic

Miners with knee pads in West Virginia, March 1938.Photograph by B. Anthony Stewart, National Geographic

A man repairs a light on the Golden Gate Bridge in San Francisco, August 1938.Photograph by B. Anthony Stewart, National Geographic

A man repairs a light on the Golden Gate Bridge in San Francisco, August 1938.Photograph by B. Anthony Stewart, National Geographic

Portrait of three peasant women in traditional clothing on a farm in Hungary, 1930.Photograph by Hans Hildenbrand, National Geographic

Portrait of three peasant women in traditional clothing on a farm in Hungary, 1930.
Photograph by Hans Hildenbrand, National Geographic