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Library of Congress API
Digital collections.
Visit Library of Congress APIDocs
| Category | Books & Libraries |
|---|---|
| Authentication | No auth |
| Pricing | Free |
| Website | https://www.loc.gov/apis/ |
| Docs | https://www.loc.gov/apis/json-and-yaml/ |
| Last checked | 2026-10-14 |
| As JSON | /api/v1/directory/library-of-congress-api.json |
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