How many of the folks in the video have we met? Ren, Pete, Curly, Marv, Arnie, Bill. There are several that I've seen through the years but didn't get names.
The rack from the prototype room should have been donated to the Kalamazoo Valley Museum.
Here's an article I ran across a while back. I never saw the "passing of the torch" headstock before.
https://the-guitar.com/a-heritage-of-guitar-making/