Image:NC4EnginePensacola.jpg
From Wikipedia, the free encyclopedia

Size of this preview: 418 × 600 pixel
Image in higher resolution (792 × 1136 pixel, file size: 167 KB, MIME type: image/jpeg)
Airplane engine and propeller. This is a detail of the NC-4, which made the first transatlantic flight in 1919. Now in the Pensacola, Florida Naval Aviation Museum.
Photo by Infrogmation, December, 1997.
(Hard to get a decent photo there; better ones would be welcome.)
I, the creator of this work, hereby release it into the public domain. This applies worldwide.
In case this is not legally possible,
I grant any entity the right to use this work for any purpose, without any conditions, unless such conditions are required by law.