Portrait of Count Anton Franz von Lamberg-Sprinzenstein, Christian Kollonitsch, between 1750 and 1800

(identity uncertain). Object Type: painting. Date: between 1750 and 1800. Dimensions: height: 36 cm (14.1 in); width: 27 cm (10.6 in). Medium: oil on canvas. Collection: Unidentified location. Christian Kollonitsch (Werkstatt) Bildnis Graf Lamberg-Sprinzenstein (unsicher)