By the time we reach his last pictures, he has become a quietly monumental abstract painter.

But that was not the way that an abstract painter born in 1903 would have arrived at his mature style.

He was not an abstract painter, he would always insist.

Being so close to his work meant that he was unable to see it properly, effectively making him an abstract painter.

Starting as an abstract painter, she paints on materials she finds in the street: cardboard, wood, etc.