 Taken together, Manton's benefactions, enhancing both the British and international collections, are by far the most generous gift in the history of the Tate.Manton also was a longtime parishioner at the Episcopal Church of the Ascension in New York City, and bequeathed the church money for a pipe organ.The 6,183-pipe, 95-stop Manton Memorial Organ was the first French-built pipe organ in New York City and was installed in 2011.