I suspect she is not Manx born - the early Ohio census distinguish all the ch as Ohio born which could have been case if parents said all children born in America and the enumnerator assumed that like most other born in Ohio - likewise who actually filled in the census - my guess is that towards end of life her children probably thought she was Manx born - my guess is birth around 1830 wch fits in with last child - I think her parents were the John Clague + Elizth Harrison with Elizth probably being d/o Thomas Harrison + Elizth radcliffe - Elizabeth might well be d/o Richd Radcliffe + Elizth Stevenson but that is a supposition based on fact that James radcliffe of that fam occupied cottages on Ballacrebbin