Gertrude Morgan (sister) ( 1900 - 1980 ) was an American painter. Gertrude Morgan (sister) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1400 USD for God Rules Where He Pleases in 2005 to 37000 USD for The Great Now Jeruselem in 2010 , based on the size and medium of the artwork.