John Neff
1776 - 1852 (75 years)
Dr. of Physics Hans Heinrich Neff
1682-1745
1682-1745
Dr. John Henry Neff
1705-1784
1705-1784
Anna (Unknown)
1714-1796
1714-1796
Francis Neff
1740-1812
1740-1812
Elizabeth (Unknown)
1743-1804
1743-1804
John Neff
1776-1852
1776-1852