List of chemical symbols. Most chemical elements are represented symbolically by two letters, generally the first two in their name. In some cases, the first letter together with some other letter from their name was used, particularly when their first two letters had already been allocated to another element.
Patterson Township, Beaver County, Pennsylvania. Patterson Township is a township in Beaver County, Pennsylvania, United States. The population was 3,029 at the 2010 census.
The natural geography of the area provided ideal conditions for the establishment of a variety of mills. Col. Robert Patterson, an ancestor of the founder of the National Cash Register in Dayton, James Patterson, chose Clifton for the site of a woolen mill, which furnished material for the American army during the War of 1812.