IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Charles M. Olmsted, a European ...
Sikorsky's exotic S-97 coaxial rotor and pusher-prop scout and light attack helicopter took to the air for the first time Friday. Although the marketability of the S-97, a descendant of the X-2 and ...
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