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A pilot project at the Library of Congress to test the use of photogrammetry for building digital models of three-dimensional items held in the Library’s collections.

Explore them in the viewer or download files for 3D printing! You’ll have the best viewing experience if you use Chrome, Firefox, and Safari browsers. The site will not work as designed on the Internet Explorer or Edge browser.

Please reach out to for any feedback, questions, or to share stories of your encounters of these objects!

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