Half length portrait of a man with a pinfeather looking up, Matthias Grünewald, between 1512 and 1514

In the past often regarded as a self-portrait of grünewald, but according to the most recent research rather a study of the writing john the evangelist on patmos. Date: between 1512 and 1514. Dimensions: height: 206 mm (8.11 in); width: 152 mm (5.98 in). Medium: chalk on paper, charcoal on paper. Collection: University Library of Erlangen-Nürnberg. Grunewald Self Portrait