João Vaz ( 1859 - 1931 ) was a painter. João Vaz s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 14806.04 USD for Lancha do Z√© Perp√©tua (?) in 2013 to 37089.24 USD for unknown in 2014 , based on the size and medium of the artwork.