My gggg Grandfather, Adam Detrick was born 3-29-1794 in Shenandoah Cty. Virginia .He was married to Sarah Coffman (or Kauffman) who was born 2-1801 in Virginia .They moved to Grant Cty. W. VA soon after and several years later, abt. 1827 or so they moved to Miami Cty., Ohio.They had 14 children, included is a John (b. 1-1830 d. 308-1902) who is too old for the John you're looking for, but might be some relation?