German School, (18th century). Medium: oil on panel. Date: 18th Century. Friedrich der II und sein Grossneffe Friedrich Wilhelm III; Frederick II (1712-86), King of Prussia from the Hohenzollern dynasty (1740-86); prince-elector of the Holy Roman Empire as Frederick IV of Brandenburg; nicknamed 'der alte Fritz', 'old Fritz'; Provenance: Schloss Sanssouci, Potsdam, Brandenburg, Germany. Photographic rights held by The Bridgeman Art Library.