From a small store front office on Main Street in Sandy Lake, Pa., to nearly 10 branches in eight localities, Mercer County State Bank has grown from assets of $185,970 in 1912 to assets totaling more than $233 million. Mercer County Sate Bank was chartered on June 20, 1911. It was the result of a reorganization of the Sandy Lake Bank, which was organized in 1873, and the Mercer County Bank,...