This postcard languished in a box of 25-cent cards until I found it at a postcard exhibition. It is interesting in two ways:  the photograph of Carsonia Park in Reading, Pennsylvania, and the reference to the Mercersburg Academy. Carsonia Park was the subject of recent conversation among Berks County historians.  The trolley park was created … Continue reading Papa Writes to His Son at Prep School – Mercersburg, PA (1907)