Image: NASA AD-1 in flight

Original image(3,030 × 1,656 pixels, file size: 8.9 MB, MIME type: image/jpeg)

Description: The AD-1 oblique wing research aircraft was photographed during a wing sweep test flight. The aircraft was flown 79 times during the research program conducted at NASA Dryden between 1979 and 1982.
Usage Terms: Public domain

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