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Your Guide to the
Alle-Kiski Valley
and the Greater
Pittsburgh Area

Sunday
November 19, 2017



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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.

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Modeling Clay Pots
for Molten Glass


Here we see the first process of glass making...

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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...

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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....

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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...

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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...

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