Artist, Grace Knowlton (1932–2020)
Steel Twists 
Wiki
Grace Knowlton (1932–2020) was an American sculptor who was known for her outdoor sculptures.
She studied privately with Kenneth Noland.
sculpture
My sculptures are closed spherical forms of various materials – clay, concrete, styrofoam and paint, steel and copper. They are created by an ancient technique involving the laying on of hands.drawing
Drawing is the most direct and vital of the art forms. It can be powerful, yet questioning; tentative, yet full of conviction.
read knowlton’s essay: “How to Draw Wrong”