Two ROSS lines are represented. Emma Ruth ROSS (1867-1916) m. Columbus BARTLESBAUGH. They were the parents of my great-grandmother, Mae Ola BARTLEBAUGH. Emma's parents were James ROSS and Susan MASON. No other info is known.
Much farther back, Sarah E. ROSS (1766-1844) m. John POSTLETHWAIT III. She was the daughter of James ROSS (AmRev) (1746-1797) m. Martha WATSON (1746-bef 1799).