John Frost ( 1890 - 1937 ) was an American painter. John Frost s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 19975 USD for Tranquil Reflections in 2004 to 204000 USD for San Gabriel Valley, Atmospheric Landscape Depicting the San Gabriel Valley in 2010 , based on the size and medium of the artwork.