The device in the foreground is an early 3-axis milling machine. Advance 4 Studio.
Cadillac Aurora Clay-3
Foreground: Bill Boyle. On the rail behind the reclining sculptor is the PDQ point taker.
Cadillac Aurora Finished Clay 2823-4
Cadillac Aurora Finished Clay 2559-3
Left to right: Allen Young (Studio Chief, Advanced 4 Studio), Tom Szlachta, Tom Lauer, Carlos Barba, Ted Polak (Designer), Bill Boyle, Andy Adomeit (Assistant Chief Modler), and Harold Chyz (Chief Modeler).