Konrad Mannlich ( 1701 - 1758 ) was a painter. Konrad Mannlich s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 12032.73 USD for Herrscherporträt (Hüftbild) des wittelsbachischen Herzogs Christian IV. von Pfalz Zweibrücken, Pfalzgraf von Birkenfeld in 2007