Jacob Hartman arrived in America as a young boy, was a glazier by trade, and the owner of a large plantation in Lancaster Co., Pa. This book examines existing records of his life during the pivotal time of the church from 1760-1796 when he served as a Mennonite preacher, as well as the Lampeter Mennonite community he served. (76pp. illus. index. Author, 2021 rev.)