![](http://www.alamy.com/thumbs/6/020476B8-4AF6-465A-ABFC-0E4866362A14/2RC8HE4.jpg)
A photograph taken by Robinson on January 16, 1918, at Langley Field, Hampton, VA. This image shows the construction of a hydrogen plant. It is marked as "For Official Use Only."
Size: 9182px × 6303px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No
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