Sometimes I have found some interesting things posted on U-Tube so here is one that most cast iron enthusiasts might enjoy. Even though it is a British made film it gives a good idea how our skillets and other cooking pieces were done by hand.
Enjoy...
https://www.youtube.com/watch?v=EbZ9VnaZ-Xs
Enjoy...
https://www.youtube.com/watch?v=EbZ9VnaZ-Xs