and the cat and the hat ran up to the mat and sat
Larry Rivers painting style was Pop Art. He started painting in 1945 at the age of 22. In addition to painting, he also did sculptures.
shan shui style of painting, zaju style of painting, and many more.
op art
abstract oil painting
he used fresco and gothic art
Classical
Romanticism
at first it was a naturalist style and then changes to an expressionist style of painting after going to Australia and Europe.
What was the style Georgia O'Keeffe painted? -realism -art nouveau etc...
Europe.
Op Art is short for "Optical Art." Op Art is the style chosen by those who wish to paint optical illusions. M.C. Esher is one such artist that at times employed this style in his work.
The best way to find anything out about an unsigned painting is to take it to an art dealer. An art dealer will be able to examine the elements of the painting and tell you where it came from and who painted it by the style.