1940s: Machine blade carves metal from part. Hand removes auto parts from fabrication machine. Men operate machining tools to shape metal parts. Printing press drum rolls.
1940s: Machine blade carves metal from part. Hand removes auto parts from fabrication machine. Men operate machining tools to shape metal parts. Printing press drum rolls.
1940s: Machine blade carves metal from part. Hand removes auto parts from fabrication machine. Men operate machining tools to shape metal parts. Printing press drum rolls.