Étude de la tête d'un soldat pour La Bataile d'Angiari, Leonardo da Vinci, from 1504 until 1505

Date: from 1504 until 1505. Dimensions: height: 22.7 cm (8.9 in); width: 18.6 cm (7.3 in). Medium: sanguine on paper. Collection: Museum of Fine Arts, Budapest. Leonardo da Vinci - Study of a Warrior's Head for the Battle of Anghiari - Google Art Project