Edith Bethune Maguire ( 1861 - 1946 ) was an American painter. Edith Bethune Maguire s works have been put up for auction numerous times, with realized prices varying from 25 USD for Seascape in blues and greens with a single sailboat in 2009 to 70 USD for Dockside in 2011 , based on the size and medium of the artwork.