Supposed portrait of Matthias Grünewald, Matthias Grünewald, 1679

Engraving according to the half length portrait of a man with a pinfeather looking up, therefore according to the most recent research probably not an image of grünewald but rather of a study of the writing john the evangelist on patmos. Date: 1679. Dimensions: 7.8 × 7.2 cm (3 × 2.8 in). Medium: copper engraving print. Collection: Universitätsbibliothek Heidelberg. Joachim von Sandrart-Teutsche Academie der Edlen Bau Bild und Mahlerey-Kuenste-Matthias Gruenewald-1679