DeKalb Area Agricultural Heritage Association has dedicated nine historical markers to recognize achievements in agriculture through the Illinois State Historical Society historical marker program.
1. First DEKALB Brand Hybrid Corn Breeding Plot September 8, 2014
2. DeKalb County Farm Bureau September 29, 2014
3. William Eckhardt First Farm Advisor October 11, 2014
4. Marsh Harvester June 13, 2015
5. DEKALB® Winged Ear Logo September 16, 2015
6. September 12, 2016
7. June 17, 2017
8. DEKALB Swine Breeders September 11, 2017
9. September 11, 2018
10. Sherret Chase September 30, 2022
Historical Markers of DeKalb County
A self-guided tour booklet of 29 historical markers in DeKalb County.

The .pdf file for Historical Markers of DeKalb County is 21 MB in size
