Portrait of Agnieszka Firlej née Tęczyńska (ca. 1578–1644), Jan Chryzostom Proszowski, between 1643 and 1644
Object Type: painting. Genre: portrait. Date: between 1643 and 1644. Dimensions: height: 82 cm (32.2 in); width: 66 cm (25.9 in). Medium: oil on canvas. Depicted People: Agnieszka Firlej. Collection: National Museum in Warsaw. Anonymous Agnieszka Firlejowa