Nice report, Like I can see you had the chance to visit all manufactory from the underground to the top level ;-)
The first time I had visit the factory, I feel all History who stay on the wall.
In six month you will have in your hand a lot of hours of hand work made by craftsman who like perfect job ;-)
I am waiting the others pictures.... and of course to see the end of the history.
Three years ago I had created a project for Africa engraving web page