Swiss Made For The CIA: The Nagra SN

In this video I discuss the Nagra SN reel-to-reel audio recorder. And one of my own inventions starting at 20:38 Here's a link to the AliExpress Eakins microscope that I use product page (affiliate link): https://s.click.aliexpress.com/e/_DBX... My videos are for entertainment and educational purposes only. Critical / corrective comments and links to resources including other watchmaking channels are welcome. #watchmaker #comedy #watchrepair #restoration