Gustav Friedrich Amalius Taubert ( 1755 - 1839 ) was a German painter. Gustav Friedrich Amalius Taubert s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 692.4 USD for Frederick William II (1744-1797), King of Prussia 1786-1797, in blue coat with red facings in 2005