Noble County Chapter of the Ohio Genealogical Society at Caldwell has published cemetery Inscriptions for all townships but Beaver Township. These are for sale.
Copies are also located in the genealogical room at the Caldwell Public Library.
Belle Valley is located in Noble Township ($12.00) Keithtown is located in Jackson Township ($10.00) Dudley is located in Olive Township ($17.00) which also included Caldwell.
To order one of these or other township cemetery inscriptions send payment plus 6.5% sales tax for Ohio residents and $2.25 P & H for the first book and $ .75 for each additional book to Noble County Chapter of the Ohio Genealogical Society PO Box 174 Caldwell, Ohio 43724
Sorry, I had not checked this site for a couple of weeks. Judy