Portrait of a man

One of a pair of watercolor or tempera portraits of a man and woman; man with gray hair and sideburns is standing slightly turned to his left and looking out at the viewer; he wears a brown jacket and striped shirt and has his left hand inside the front of his jacket; he is standing in front of a fringed drapery and open window; inscription on reverse begins: "Nikolaus v. Dvorni Rovich Lysteruvia...13th September 1820. written above inscription is "h2"; red tag attached :#17 one of pair".(Prof. Habicht of IAS translated: "Nikolaus v. Dvornikovic Sy...vir died at Pest( on the 13th September 1820 buried in the vault of the innercity Church just there Great-grandfather of Alexander v. K...sko" additional info: Vladimir DVORNIKOVIC, Philosopher (1888-1956), Family from Primorje-Gorski Katar county Serbia, Croatia, Slovenia; REVAY noble Hungarian family, Turiec region (Turoc county), in today's Slovakia. Barons, since 1723 Counts. Today's family members live in Trnova, Bratisl