Research Resources

Explore primary documents, maps, and academic research on First American land allotments.

Research Collections

Historical Documents

Browse thousands of digitized historical documents including allotment certificates, treaty texts, and government correspondence from 1830 to 1934.

Featured Collections

Dawes Rolls Collection
1887-1914

Dawes Rolls Collection

Comprehensive digital archive of the Dawes Rolls, the official census of the Five Civilized Tribes used to allocate land during the allotment era.

112,476 records
Tribal Territory Maps
1830-1920

Tribal Territory Maps

Historical cartographic collection showing changing tribal territories over time, from pre-removal boundaries through reservation creation and allotment periods.

4,872 maps

Research Tools

Advanced Search

Multi-collection search tool with filters for document type, date range, location, tribal affiliation, and individual names.

Interactive Map Viewer

Interactive tool for viewing and comparing historical maps with modern boundaries and satellite imagery.

Need Research Help?

Our research guides provide step-by-step assistance for finding and using historical records.