Ohio Historical Society

The Ohio History Connection is the history organization for the U.S. state of Ohio. It acts as a historical society, local history office, the state archive and state historic preservation office, and as a manager of approximately 50 sites and museums across the state relating to Ohio history and prehistory. Wikipedia*

On the C-SPAN Networks:
Ohio Historical Society has hosted 1 event in the C-SPAN Video Library; the first program was a 1994 Vignette.