Title: Octagon Tower, Roosevelt Island (formerly Blackwell's Island and then Welfare Island), located approximately opposite East 79th Street, Borough of Manhattan
Subjects: Buildings, Towers, Architecture, Conservation and restoration, Buildings, structures, Octagon (New York, N.Y.), N.Y. City Lunatic Asylum
Places: New York (State), New York, New York (N.Y.), Roosevelt Island (New York, N.Y.)
People: Alexander Jackson Davis (1803-1892)