GRÜNEWALD, Matthias
(b. 1470/80, Würzburg, d. 1528, Halle)

Portrait of Guido Guersi

1512-14
Black chalk heightened with white, 341 x 253 mm
Schlossmuseum, Weimar

Guido Guersi was the Preceptor of the monastery at Isenheim who commissioned the Isenheim Altarpiece.