In 1862, Hartshorn was elected as superintendent of the graded or union schools of Brownsville, Pennsylvania.
He served as a member of the Ohio Senate, representing the 21st district (Stark and Carroll counties), from 1880 to 1884.
[5] Hartshorn served as deputy second comptroller of the U.S. Department of Treasury for four years under President Benjamin Harrison.
[7] They had six children, Loyal Douglas, Carrie T., Wilber A., Jessie G., Gertrude Josephine and Florence.
[1] His older brother Orville Nelson Hartshorn was president of Mount Union College.
[8] Hartshorn built a brick residence at 1690 South Union Avenue in Alliance that would later serve as a fraternity house.