Octagon Tower, Roosevelt Island (formerly Blackwell's Island and then Welfare Island), located approximately opposite East 79th Street, Borough of Manhattan
Subtitle: completed in 1839, architect A.J. Davis; additions in 1847-48 and 1879
By: Landmarks Preservation Commission
Series: Designation list / Landmarks Preservation Commission -- 4
Publisher: Landmarks Preservation Commission
Published: 1976
Place of publication: New York]
Language: eng
Subjects: Buildings; Towers; Architecture; Conservation and restoration; Buildings, structures; Octagon (New York, N.Y.); N.Y. City Lunatic Asylum
Notes: "LP-0910"--Page 1.

"March 23, 1976"--Page 1.

"Landmark Site: Tax Map Block 1373, Lot 1"--Page 1.