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PPG Sells Off its Flat-Glass Business
The $750 million deal continues the 133-year-old company’s shift to coatings and paints.
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Exploring Cast Iron, the Precursor of the Skyscraper
Dive into in the alloy’s role in architectural history through the Building Technology Heritage Library's collection of catalogs from the early 20th century.
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Embellished: A Look at Architectural Ornament of the Past
From intricate carton-pierre moldings to durable pressed zinc patterns, peruse these collections highlighting architectural ornamentation from the Building Technology Heritage Library's collection of 19th- and 20th-century catalogs.
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