Jacobus Aureus Matthias Thoma ( 1732 - 1782 ) was a painter. Jacobus Aureus Matthias Thoma s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 2571.26 USD for Portrait des Flötisten Benedictus Klaffschenckel aus Speyer (1756); unten rechts Notenblatt mit Besetzung und Thema des Komponis in 2010