Mercersburg, Pennsylvania (Hayward)
Gazetteer/Almanac
Mercersburg, Pa., Montgomery township, Franklin co. On a branch of Conecocheague Creek. 15 miles S. W. from Chambersburg, and 62 S. W. from Harrisburg. Marshall College is located here.
John Hayward, Gazetteer of the United States of America.... (Philadelphia: James L. Gihon, 1854), 451.