Aerospace
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- Aerospace Heritage Foundation of Canada
- A group aiming to gather plans, models, drawings, photographs or artifacts relating to Canada's aircraft manufacturing industry up to the 1960s. Directors, projects, merchandise, news, images.
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- Air Racing History
- Information on the development of air racing from 1909 to the present. Contains details of various races, pilots and aircraft.
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- Army Aviation Heritage Foundation
- Dedicated to presenting the Army Aviation story to the American people through transportable flying presentations and static displays of the actual aircraft and equipment used by the men and women who served in Army Aviation.
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- Arrow Recovery Canada
- Information about Avro products and their history, and description of work on a replica
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- Aurora Project Hypersonic Aircraft
- The 'Aurora Project' is the top-secret hypersonic aircraft built for and flown by the United States Air Force.
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- Aviation History
- From the Wright Brothers to the Space Shuttle you can discover Aviation History's many adventures.
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- Century of Flight
- Covers the century of aviation, from ancient myths to the jet age. Provides pictures and narratives of each era.
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- Early Birds of Aviation, Inc.
- Stories and photographs of the 598 original members of the Early Birds of Aviation, and some 220 "Other Early Flyers." from around the world.
- 72
- Igor I. Sikorsky Historical Archives
- Dedicated to acquiring, preserving and protecting the historical materials that chronicle the aviation careers of Igor Sikorsky, the companies he founded and the accomplishments of its employees.
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- National Geographic Magazine: Wings of Change
- Article by Michael Klesius on the history of powered flight.
- 75
- Quest for Performance: The Evolution of Modern Aircraft
- An online text tracing the technical development of the airplane from the beginning of World War I to today. Emphasis is placed on aircraft originating in the United States.
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- Randy Wilson's Aviation History
- Technical and popular articles and stories, operations manuals, and humor from early to middle twentieth century.