A Pennsylvania Railroad Keystone Station sign for Cork interlocking tower on the PRR Main Line between Philadelphia and Harrisburg, in Lancaster, controlling the connection with the Columbia Branch, etc. Based on PRR Drawing Number 78160-A, dated 1926. Developed using Blender 2.79 and TANE SP4 (Build 105766). NOTE: this object is a scenery (building) item. It can be used by placing it next to a building. You can email request(s) for similar PRR signs for other locations to prrths3995@gmail.com