Jacob Guengerich (or Gingerich) was born 3 August 1811 in Germany. He was the son of J. Guengerich and Barbara Schlabach. Jacob immigrated to the United States ca. 1831 and settled in the Amish community of Somerset Co., Pennsylvania. He married Barbara Miller who was the daughter of Benedict Miller and Catherine Beachy. Jacob and Barbara were the parents of sixteen children. Descendants lived in Ohio, Pennsylvania, Illinois, Indiana, Missouri, Iowa and elsewhere.

History and genealogy of the Lengacher and Steury families. Includes correspondence.