Brethren's Church or Unitas Fratrum (Moravian Church) . He came to Pennsylvania in 1741, preached at Germantown for some time, established congregations at Beth- lehem, Nazareth and Lititz, promoted Christian communistic set- tlements, and preached at different points in Lancaster County, Pa. Zinzendorf

Never before has the Lancaster County Historical Society been called upon to enter into a dual ceremony such as commemorated today—at Lititz, Pennsylvania, and simultaneously at Sacramento, California; communities separated by the breadth of our country. At Lititz, in the town center, before the General

, that he spent the prime of his life in Lancaster County and that he gave Pennsylvania two sons who followed closely in his footsteps. While he is also well known as an educator and a clergyman, I am concerned chiefly in his career as a scientist. We must admit that Frederick Valentine Melsheimer was