This is a Norman Rockwell "Triple Self-Portrait" collector plate.
Norman Rockwell was a prolific 20th-century American painter and illustrator. He is best known for his illustrations of everyday life, often depicting scenes of American culture with a touch of humor and nostalgia. His works were featured on the cover of The Saturday Evening Post for over four decades, making him a household name. This particular plate features Rockwell's Triple Self-Portrait, originally created as a cover for The Saturday Evening Post in 1960. It showcases Rockwell at his easel, painting his self-portrait while referencing images of famous artists like Rembrandt and Van Gogh. Collector plates featuring Rockwell's artwork were popular in the late 20th century and are still sought after by collectors today.