Mayfield Township Historical Society
Oberlin Heritage Center
Cleveland Hungarian Heritage Society
Hudson Historical Society
Bedford Historical Society
Stow Historical Society
The Historical Society of Olde Northfield
Summit County Memories, A collection of historical information for Summit County Ohio Summit Memories Twinsburg
Summit Memories Twinsburg Fire
Summit County Historical Society
Ohio Historical Society
Northeastern Ohio Inter-Museum Council
Aurora Historical Society
Solon Historical Society
Broadview Heights Historical Society
Geauga County Historical Society
Brecksville Historical Association
Western Reserve Historical Society
City of Twinsburg