Source Information

Ancestry.com. Report of Messrs. Ward Carpenter & Son on Sunnyside Brook and Sheldon Brook in the villages of Irvington and Tarrytown [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2004.
Original data: Report of Messrs. Ward Carpenter & Son on Sunnyside Brook and Sheldon Brook in the villages of Irvington and Tarrytown : also, letters and other documents connected with the sanitary condition of Irvington and its vicinity, and reports of proceedings of the boards of health of Dobbs Ferry, Irvington and Tarrytown, and of other meetings held on the subject of sanitary improvement.. New York: J.W. Pratt, book and job printer, 1991.