Public domain
Washington, D.C. The U.S. Weather Bureau station at the National Airport. This high frequency radio transmitter is small, but very effective. It is attached to a large balloon and transmitts signals which reveal temperature, humidity and pressure
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineWashington, D.C. The U.S. Weather Bureau station at the National Airport. This high frequency radio transmitter is small, but very effective. It is attached to a large balloon and transmitts signals w. 1943-01-01. Driscoll, Fred. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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Washington, D.C. The U.S. Weather Bureau station at the National Airport. Atmospheric conditions are transmitted by a weather radio instrument attached to the balloon which ascends to heights of fifteen to twenty miles
Washington, D.C. The U.S. Weather Bureau station at the National Airport. Atmospheric conditions are transmitted by a weather radio instrument attached to the balloon which ascends to heights of fifteen to twenty miles
Preparing to send up the weather balloon at the weather bureau at the municipal airport in Washington, D.C.
Untitled photo, possibly related to: Preparing to send up the weather balloon at the weather bureau at the municipal airport in Washington, D.C.
Untitled photo, possibly related to: Preparing to send up the weather balloon at the weather bureau at the municipal airport in Washington, D.C.
A balloon sent up by the weather bureau. Washington, D.C. municipal airport