National Geographic June 1937

Hunting the Voices of Vanishing Birds { Hunting with a Microphone the Voices of Vanishing Birds}
Armed with a microphone and recording device, a professor of ornithology at Cornell University observes the calls of ivorybills, trumpeter swans and other birds in the wild.
A Modern Pilgrim’s Map of the British Isles
The National Geographic Society announces a new ten- color map of Ireland, Scotland, England, and Wales.
Where Bretons Wrest a Living from the Sea
A black- and- white photographic essay explores the lives of the seafaring people of the French province of Brittany.
In the Empire of the Aztecs
The capital of Mexico, built on a site of the fascinating, warlike Aztec civilization, is a veritable storehouse of New World history.
Washington, Home City and Show Place: To Residents and Visitors the Nation’s Capital Presents Varied Sides as the City Steadily Grows in Beauty and Stature
In the past decade Washington, D. C. , has evolved from a sleepy town to a bustling metropolis, yet is still abundant in wildlife.
Men Against the Rivers
In early 1937 heavy rains flooded the Ohio River and raised the level of the Mississippi River, dangerously flooding towns and claiming many victims.