History of DeKalb County
- County History
- DeKalb County Cemetery History
- Courthouse History
- Courthouse History by the Public Building Commission
- Chief Shabbona History
- County Seal History
- Road & Highway History
- Joiner History Room – Archives many items of museum quality. Historical materials date back to the hand written minutes of the first session of the County Commissioners in 1837.
- “Roots” -A historical perspective of the Office of Sheriff
–by Sheriff Roger Scott