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.
PATTERSON TOWNSHIP was erected in March 1841, being taken from the north end of Wayne Township and was bounded as follows: commencing on the east line of the county, at the southeast corner of Section 33, Township 11 North, Range 4 East, thence west to the southwest corner of Section 35, Township 12 North, Range 3 East (or to the east line of York ...