Keywords: UnzerJA.JPG en Portrait of w de Johann August Unzer copper engraving image 160x97 ; plate 170x105 mm; from frontispiece of first volume of his periodical Der Arzt http //192 124 243 55/portraets/p/P367 JPG Porträtdatenbank der Franckeschen Stiftungen Creator Johann Jacob Tischbein 1764 PD-old-100 Johann August Unzer Portraits of sitting men Johann Jacob Tischbein |