Glen Rock, Pa., was important telegraph station during Gettysburg Campaign

(Cannonba!!) Glen Rock, Pennsylvania, is a small town in south-central York County, just a few miles north of the Maryland line. Home to some 1,800 people, it is situated astride the historic Northern Central Railway tracks, which is now the York Heritage Rail Trail. Settled in 1838, it grew alongside the railroad and was incorporated in 1858. Continued

Photo of Glen Rock courtesy of Nightening.