He was also a member of the Board of Education of the City of New York for four years , 1848 -- 51 .
He was the Superintendent of this Asylum , resigning in 1858 .
Superintendent was also a Superintendent of the Board of Education of the City of New York for four years , 1848 -- 51 .
He was the Superintendent of this Asylum , resigning in 1858 .