The land on which Graham Court stands was acquired by William Backhouse Astor in the 1860s .
The land on which Graham Court stands was was transferred to William Waldorf Astor by the Astor estate in 1890 .
The land on which Graham Court stands was acquired by William Backhouse Astor in the 1860s and was transferred to William Waldorf Astor by the Astor estate in 1890 .