Martin Longsdorf (1749-1804) married about 1776, Cumberland Co, to Anna Margaretha Boor (20 Apr 1756-31 Oct 1830), daughter of Johann Michal and Anna Margaretha (?) Boor. Johann Michal Boor family came to America, 1749, aboard the "Princess".Settled old Lancaster (now Lebanon), moved to E. Pennsboro/Cumberland 1770. Some, not all, of Longsdorf family, went to Canada. Some returned.