Pittsburgh - New Kensington - Butler - Leechburg - Natrona Heights - Kittanning - Freeport Tarentum - Lower Burrell - Vandergrift - Ford City - Hyde Park - Fox Chapel - Brackenridge Your Guide to the Alle-Kiski Valley and the Greater Pittsburgh Area Wednesday January 22, 2025 Home     Go Outside     History     Diversion     Back Issues     History - Industry Pittsburgh Plate Glass Works, No. 2, Tarentum Pennsylvania, circa 1900 Map showing Pittsburgh Plate Glass Works, No. 2, Tarentum Pennsylvania, in 1901. The factory stood at the confluence of Bull Creek and the Allegheny River in West Tarentum. The text and photos below come from a set of educational stereoviews produced around the turn of the century. Click for full size graphic. Modeling Clay Pots for Molten Glass Here we see the first process of glass making... more Click for full size graphic. Drawing a Pot of Liquid Glass from the Furnace Natural gas is used here for fuel and you can see what a fearful glow comes from that furnace... more Click for full size graphic. Casting and Rolling Sheets of Plate Glass That huge clay pot, poised above the casting-table, has just come from the furnace and contains the fluid glass.... more Click for full size graphic. Revolving Iron Disks Grinding Surface of Plate Glass Here we see a plate of glass after it has been thoroughly set and is nearly ready for sale... more Click for full size graphic. Workmen Finishing Plate Glass Windows The men at work here are giving the last finishing touches to the glass before it is cut into the proper sizes... more Click for full size graphic.

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