CotD: The early Two-Strip Technicolor cartoon “An Elephant Never Forgets” make use of the three-dimensional background effect achieved through use of a revolving turntable set up behind the cel screen.
An Elephant Never Forgets (1934) — Color Classics Theatrical Cartoon Series
Animal children ship off to school in their daily routine, then go through their lessons in a musical review led by their duck teacher. Everyone remembers the routine but the elephant. Mayhem envelops the schoolroom every time that the myopic teacher turns his back.
Watch “An Elephant Never Forgets” on video at Big Cartoon DataBase