Willy Müller Brittnau ( 1938 - 2003 ) was a Swiss painter. Willy Müller Brittnau s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1433.01 USD for Nr. 60/66, in 2004 to 6248.64 USD for Tapas in 2011 , based on the size and medium of the artwork.