WILLIAM PERCIVAL WESTON ( 1879 - 1967 ) was a Canadian painter. WILLIAM PERCIVAL WESTON s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2615.88 USD for Mt. Roderick in 2004 to 86334.12 USD for Forest Spires in 2012 , based on the size and medium of the artwork.