Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.

Photographer: Allen C. Browne
Taken: June 4, 2019
Caption: Balloon Valve
In the Air and Space Museum
Additional Description: “This large wooden valve is from Thaddeus Lowes' City of New York. It was located at the top of the balloon and used to release hydrogen to change the balloon's altitude.” – Smithsonian Air and Space Museum
Submitted: July 21, 2019, by Allen C. Browne of Silver Spring, Maryland.
Database Locator Identification Number: p484932
File Size: 1.260 Megabytes

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