About this app
Explore the Library of Congress digital collections. The Library of Congress is the largest library in the world. Use LOC Collections to access iconic photos, historic maps, books, films, newspapers, manuscripts and sound recordings. Search and browse millions of items. Save and share your favorites. Zoom in to explore images in detail. Read books. Search historic newspapers. Watch early films from Thomas Edison and other pioneers. Explore the papers of U.S. presidents (George Washington, Thomas Jefferson, Abraham Lincoln and more). View iconic photos and maps documenting the Civil War. View letters, diaries and notes in the papers of Rosa Parks, Mary Church Terrell, Susan B. Anthony and other changemakers.
Latest release
What’s New
Accessibility enhancements. Navigation enhancements. Bug fixes.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 12:39 PM Free
Screenshots
