NYCHS is a nonprofit Regents chartered historical society dedicated to the pursuit, preservation and promotion of the interconnected and overlapping histories of correctional agencies, governmental and non-governmental, in the state, cities and counties of New York.
The image of children at the Colored Orphan Asylum on Slide 11 is based on one appearing on different web sites. Example. It appears as part of the book jacket cover for In the Shadow of Slavery: African Americans in New York City, 1626-1863
by Leslie M. Harris. See University of Chicago Press  web page for book excerpt
Also on the same page can be found Slide asylum arson memorial card image on Slide 12.