Source Information

Ancestry.com. Description of Herdsdale Farms [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2004.
Original data: Rosa, R.. Description of Herdsdale Farms : situated in the towns of Scarsdale and New Rochelle, Westchester County, 16 miles from Central Park, New York : property of Lewis G. Morris. New York: G.F. Nesbitt & Co., printers and stationers, 1989.