Ormond, Richard and Elaine Kilmurray, "John Singer Sargent: complete paintings; volume 1, The early portraits," New Haven, CT: Yale University Press, 1998, no. 51.
Ormond, Richard and Elaine Kilmurray, "John Singer Sargent: complete paintings; volume 1, The early portraits," New Haven, CT: Yale University Press, 1998, pg. 63.