But things have changed since then. Drywall, first introduced in 1916 by United States Gypsum (USG), has largely replaced plaster. Most of the dwindling number of homes with plaster walls were ...

The case dates from 1965, when USG sold land to ODOT to build Ohio 2 above the company’s underground gypsum mines. The purchase agreement required USG to maintain the integrity of the mines to ensure ...

In 1902 the Sackett Plaster Company merged with several other businesses to form the United States Gypsum Company, now known as USG. They made a major design improvement to Sackett Board in 1913 ...