These works use a combination of different techniques and are in expressive style.

However, he very soon found his own expressive style.

A deeply expressive style... rich melodies and improvisations... and an appealing impressionism.

Some critics have seen in his landscape works, rendered in a looser, expressive style, a prelude to modern art and abstraction.

In his later work he abandoned his early fascination with creating hyper-realized realistic imagery, instead focusing on a looser and more expressive style.