La Era (The Threshing Floor) 1904 (oil on canvas) , by diego rivera , 1904 , landscape , Social Realism style
A painting of a man and two horses pulling a plow.
A painting of a man plowing a field with two brown horses.  The man is wearing a long sleeve shirt and long pants.  He is also wearing a straw hat.  Two horses are pulling the plow.  There is a building with a red roof in the background.  A mountain is in the distance.