美国
波士顿公共图书馆为寻找圣杯壁画系列而对长袍人物的研究`Study of a robed figure, for The Quest of the Holy Grail mural series at Boston Public Library (1965) by Edwin Austin Abbey
美国
用于的窗帘研究加拉哈德出发在波士顿公共图书馆寻找圣杯壁画系列`Drapery study for ;Galahad Departs in The Quest of the Holy Grail mural series at Boston Public Library (1980) by Edwin Austin Abbey
美国
波士顿公共图书馆对一个穿着长袍、哭泣着寻找圣杯壁画系列的研究`Study of a robed figure, crying, for The Quest of the Holy Grail mural series at Boston Public Library (1978) by Edwin Austin Abbey
