Title: Koffroth Family History. Author: Koffroth, Willis Adrian. Publication: 2000, self-published, Manhattan Beach, CA, Masthoff Press, Morgantown, PA. Call Number: LOC 00-133301. Media Type: Book. Note: Brigham Young University Electronic. p. 12. Maria Barbara Beck born 1718 in Germany.
Death Sources:
Title: Koffroth Family History. Author: Koffroth, Willis Adrian. Publication: 2000, self-published, Manhattan Beach, CA, Masthoff Press, Morgantown, PA. Call Number: LOC 00-133301. Media Type: Book. Note: Brigham Young University Electronic. p. 12. Maria Barbara died 12 Aug 1761 Lancaster Co, PA.