Mary Burnett taught school at Bridge School in Dexter, MO from about 1909 through her retirement in about 1955.  Here is select correspondence from Mary and her family and friends between the time she was completing her own studies in Cape Girardeau, MO and her first year or two teaching.

June 23, 1908        Dorm Life

July 4, 1908           Like any student away from home, Mary still needs Mother to handle a few things for her while she's away.

July 14, 1908         From Mother to Mary in Cape Girardeau

July 20, 1908         From Mary in Cape Girardeau to Mother

January 20, 1909   From Mother to Mary at Bridge School

July 20, 1909         From Mrs. Vernon to Mary in Cape Girardeau. Interesting note.