Source Information

Ancestry.com. Frances J. Knapp's 103 years [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2004.
Original data: Heidt, William.. Frances J. Knapp's 103 years : a brief history of the development of Sullivan County : an address. Jeffersonville, N.Y.: The Society through the co-operation of the school principals of the county, 1990.