When Thomas Davidson Christie was discharged, he surveyed land for the Winona and St. Peter Railroad Company, and then he met his wife at Rockford Seminary for Women, whom he shared correspondence, diaries, and papers that are located at Minnesota Historical Society.
After his discharge he surveyed land for the Winona and St. Peter Railroad Company near Winona, MN. He met his wife at Rockford Seminary for Women where she graduated in 1871. Their correspondence, diaries and papers are located at the Minnesota Historical Society. 
