In the same scene there's also a 24h clock. The movie was way ahead of its time (pun intended). :-) The 10h clock is also used in the scenes where a worker mad

In the same scene there's also a 24h clock. The movie was way ahead of its time (pun intended). :-) The 10h clock is also used in the scenes where a worker madly adjusts the hands to keep the moloch running.