Oley Tower was located on Oley Street, in Reading.
Controlled the Reading Line from Birdsboro to Alburtis.
Eastbound view of Oley Tower

Closed but still used by maintainers for offices and storage.

Machine in RCT&HS Collection.
Oley was a true GRS "NX" interlocking machine. Here are pictures of the operator's desk:
Left switch panel
Alburtis (added later) is in the "wedge"
Blandon, Hill, Pike, Oley, Laurel, Water
Oley, Center, Walnut
Walnut, Center, Bird, Mona
Right switch panel

Here are pictures of the model boards that were floor-standing around the perimeter of the tower:
Blandon - Pike
Oley - Outer Station - Walnut