Louis Henry Mignot ( 1831 - 1870 ) was an American painter. Louis Henry Mignot s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 132000 USD for A View of a Colonial City, Ecuador in 2006 to 516000 USD for Travelers in a Tropical Landscape in 2011 , based on the size and medium of the artwork.