I love those old films that talk about mechanization and manufacturing during the middle 20th century. I found this youtube channel that has tons of them. Lots of fun.
https://www.youtube.com/user/industryfilmarchive
Post your favorites...
Here's one of mine.. Truck Trailer manufacturing https://www.youtube.com/watch?v=XguTldn6gTs
Different channel but awesome: https://www.youtube.com/watch?v=H_ZdwK_qLzI A real log flow down a river.
http://hackaday.com/category/hackaday-columns/retrotechtacular-hackaday-columns/
archive.org has a ton of ephemeral films, it's worth a look.
As a kid I used to LOVE Industry on Parade.
I started at the nation's only cannon factory as a Vietnam Era Veteran. Priority placement and if they had a lay off, a non-vet with 40 years' service gets the gate and I stay.
https://www.youtube.com/watch?v=f5uuYA2g09Q
https://www.youtube.com/watch?v=YCe-HG4MoRg&list=PLW0fh8Yrkjeh0_83BofR8Q8g-Iw27SF6j
https://www.youtube.com/watch?v=aQpGPrsbqOc
JFX001
UberDork
12/10/14 5:20 p.m.
Testing the '57 line of Chevrolet trucks.
https://www.youtube.com/watch?v=e-4A5pFbuLU
Not old, but relevant.
I would have thought they used CNC for this.
Wooden marine propellers patterns.
https://www.youtube.com/watch?v=mV48f5D6kBY