Ernst, Johann Friedrich, 1748-1805.

Letters, mostly in german, detail Ernst's personal and professional life in Northumberland County and Easton, 1776-1783; his letterbook, 1780-1786, contains copies of letters to such fellow pastors as Frederick Muhlenberg, Wilhelm Lehman, Imanuel Snozl as well as to Philadelphia printer, Charles Cist; a small personal diary, n.d.; and a religious and personal diary in the "Americanisher Stadt und Land Calender" (1791), continued in another hand [Rev. Frederick Hauser] in English in an unidentified 1819 German almanac.

Johann Ernst was the pastor of the Lutheran Church in Easton, Pa. He later moved to Lancaster County.