Skeleton Clock with chronometer escapement - HERSCHEL
Uploader: Ray Bates
Original upload date: Fri, 10 Apr 2009 02:00:00 GMT
Archive date: Thu, 02 Dec 2021 21:18:28 GMT
Showing action of the chronometer escapement .
Uploader: Ray Bates
Original upload date: Fri, 10 Apr 2009 02:00:00 GMT
Archive date: Thu, 02 Dec 2021 21:18:28 GMT