lower left in plate: F.L.G. 1915/1922; lower right in graphite: FLGriggs
(Craddock & Barnard, London); Jacob Kainen, Washington, D.C., purchased April 20, 1964; gift to NGA, 2002.
- Comstock, Francis Adams. A Gothic Vision: F. L. Griggs and His Work. Massachusetts: Boston Public Library, 1966, no. 29, iii/iv.