1818-19
Oil on canvas, 39 x 44 cm
Nationalgalerie, Berlin
The persons in the painting are: architect Hans Christian Genelli (with a pipe); archeologist Aloys Hirt; Gustav Adolf von Ingenheim (son of King Friedrich Wilhelm II and countess Voss); painter Friedrich Bury; the artist himself (at the window), Count Friedrich Wilhelm von Brandenburg (son of King Friedrich Wilhelm II and countess Doenhoff).