Inventors

Patents as Primary Sources

Patents as primary sources? These documents can give your students clues to development of U.S. science, technology, business, and social concerns.

We're Listening To

Podcasts in the classroom can bring the voices, sound, and even the documents and material culture of history alive.

Thomas A. Edison Papers

A vast database of Thomas Edison’s papers, including correspondence, technical drawings, and clippings about the inventor.

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