Bertoia to auction Monique Knowlton Collection in 20222022-01-032022-01-03https://www.antiquetoyworld.com/wp-content/uploads/2021/12/atw-logo-final-cs3.pngAntique Toy World Magazinehttps://www.antiquetoyworld.com/wp-content/uploads/2022/01/atw-0122-bertoia-knowlton-scaled.jpg200px200px