Garry Mcewan ( 1900 - 2000 ) was a painter. Garry Mcewan s works have been put up for auction numerous times, with realized prices varying from 315.53 USD for Untitled Triptych (Flowers) in 2010 to 478.93 USD for Untitled (Coca -Cola) in 2010 , based on the size and medium of the artwork.