In 1910, a process for wrapping the board edges was created. (formerly the Sackett Wall Board Co.) to USG, where he served as a director until his death in 1914. In 1909, Sackett sold the Sackett Plaster Board Co. was formed, providing access to gypsum deposits in Nova Scotia. By the end of 1902, the company had a total of 37 operations. ![]() Turn of the century Sensing the promise for the material, a group of small gypsum producers combined to form the United States Gypsum Co. He opened several production facilities over the next eight years and by 1901, he was producing nearly 5 million square feet of board annually. In 1894, Sackett had patented his manufacturing process for Sackett Board. used a mixture of gypsum plaster and fiber to finish the exterior of the 1893 Chicago World Columbian Exposition, thus filling the largest single order of gypsum plaster that had ever been completed to that date. To demonstrate the potential of gypsum plaster, the Alabaster Co. The acceptance of Sackett's product was helped by several concurrent advancements in gypsum plaster technology-most notably changes in formulation that improved both the workability and the working time of gypsum plaster. and the use of Alabaster, a form of gypsum, by sculptors during the Middle Ages. Further evidence of the historical use of gypsum includes its incorporation in the palace of King Minos of Crete in the period, around 1200 B.C. As a testimony to the strength and durability of gypsum, some of this construction, including walls decorated with murals composed of tinted plaster, is still intact and viewable. The first evidence of the use of gypsum in building construction appears to have occurred in 3700 B.C., when the Egyptians used gypsum blocks and plaster applied over woven straw lath in the building of the pyramid of Choeps. ![]() Prior to 1894, gypsum had been used for thousands of years as a building material and as an architectural detailing element. This board was patented in 1894 by Augustine Sackett, the man generally considered the grandfather of the gypsum board manufacturing industry. Modern gypsum board has as its predecessor a product called "Sackett Board," a composite material that was made of layers of thin plaster placed between four plies of wool felt paper.
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