Following the Circleville connection shows census listings for Jason Case, his wife, Mary, and their children (including a younger Jason (b. 1845) in Pickaway co., OH, from 1840 through 1880.
The occupation of the elder Jason in 1880 and 1870 is Justice of the Peace. In 1860 it appears to be "Pos master" with the letter 't' omitted. In 1860 sons, William and the younger Jason, are listed as printers.