I posted a very long and detailed article about the early history of the balance spring cartel in Switzerland. I spent 6 months researching this (in old French newspapers, academic papers, and business records!) and thought it was pretty interesting.
I imagine no one else will find it that interesting but that's not why I wrote it. Researching the history of watchmaking is what I do to settle my mind. I wrote it for me.
But here it is if you want to read it:
https://grail-watch.com/2023/04/27/the-balance-spring-cartel-crisis/
"I posted a very long and detailed article about the early history of the balance spring cartel in Switzerland. I spent 6 months researching this (in old French newspapers, academic papers, and business records!) and thought it was pretty interesting.
...
But here it is if you want to read it:
https://grail-watch.com/2023/04/27/the-balance-spring-cartel-crisis/"