Johann Friedrich Wizani . Aliases: Johann Friedrich Witzani; Friedrich Wizani; Friedrich Witzanio; Friedrich Witzani ( 1770 - 1835 ) was a German painter. Johann Friedrich Wizani s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 785.73 USD for Blick auf Schloß Weesenstein im Müglitztal bei Pirna in 200