I think I found Simon in the 1860 census, but I do not know anything else about him, I'm sorry to say.The Bowshers had connections to families named Trice, Tries and Triese.I would guess that Simon is somehow connected to one of those families.
1860 U.S. Census, Shawnee Township, Allen County, Ohio, pages 117-118, printed page #319.Enumerated 13 July 1860, Cridersville Post Office.[Ancestry.com Images Online 23-24/25]
Lines 38-40, 1; Dwelling 843, Family 820.
O. Bowsher, age 30, male, (check mark - white), farmer, real estate value $1,800, personal value $200, born O (Ohio)