- Columbia (S.C.)--Pictorial Works3,750
- black-and-white negatives3,750
- Ladder Ranch (N.M.)3,731
- Sierra County (N.M.)3,731
- History3,718
- Universities and colleges3,598
- Trees3,520
- United States--History--Civil War, 1861-18653,519
- Wilderness areas3,416
- South Carolina photographers--Pictorial works3,401
- Student newspapers and periodicals3,329
- South-Carolina Society--History3,286
- South Carolina--Chester County--Pictorial works3,285
- Important bird areas3,188
- Dwellings--South Carolina--Columbia--Pictorial works3,156
- black-and-white photographs3,136
- College buildings2,862
- African Americans--Political activity2,841
- National Association for the Advancement of Colored People2,838
- Recreation areas2,800