As best as I can translate: “Here lies Frederich HACKER born the 17th of January 17[5]6 and was different [died] 26th of January 1812 was aged 56 years and 9 days.”
Frederick was the eldest son of Johan Adam HACKER and Maria Elisabetha WEIDMAN of Cocalico township, Lancaster county, Pennsylvania. He was buried in the Emanuel Lutheran Church Cemetery in Brickerville.
