The Monfoort family of New York and New Jersey: A genealogy ...
Fred Sisser
III - Herbert Furman Sever smith, (New York: 1948). CHC (Cossart Historical Collections) "Historical Collections Relating to the Cossart-Cossairt . . . (&c) Family" - J. S. Cossairt, (mimeo,d:1933). DHNY "The Documentary History of the State of ...