Fedja Anzelewsky "An Unknown Drawing by Schongauer." Master Drawings. vol. 6, no. 3, Autumn 1968, (cont. from Remarks)
"The figures to the right of the hall in our drawing, therefore, also might be identified as Herod and the doctors."
(Also see notes under Attribution), fig. no. Plates 30 and 31, pp. 262-265, ill.
Dr. Tilman Falk Martin Schongauer-'Pictorum Gloria'-Dessinateur: Le Beau Martin. Gravures et Dessins de Martin Schongauer (vers 1450-1491). Exh. cat., Musée d'Unterlinden, Colmar, September 13-December 1. Musée d'Unterlinden, Colmar, 1991, P.106, FN 11, remarks that when he saw the drawing in 1981, he found that it could be by Ludwig Schongauer., fig. no. 2, p. 101, ill.