Friedrich Franz Maria Stummel ( 1850 - 1919 ) was a German painter. Friedrich Franz Maria Stummel s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 3693.34 USD for A triptych: The Virgin and Child (central panel); Three Angels playing the harp and the flute (left wing); and Three Angels play in 2013