1903 view of the Pittsburgh Plate Glass Company in Tarentum, PA, in operation, from a series of stereoscopic photos linked in the comments. [3281×3341]

Comments

1. Antiquarian23

   Photoessay + stereoscopic photos: [https://brooklynstereography.com/2019/05/29/pittsburgh-plate-glass-company-tarentum-pennsylvania-industry-industrial-underwood-stereoview-stereoscopic/](https://brooklynstereography.com/2019/05/29/pittsburgh-plate-glass-company-tarentum-pennsylvania-industry-industrial-underwood-stereoview-stereoscopic/)