Chapter
Clips
Antique clock restorers rely on "witness marks", which are marks left by previous clockmakers to guide them on how to fix clocks that have been in use for 200 to 300 years.
00:00 - 01:52 (01:52)
Summary
Antique clock restorers rely on "witness marks", which are marks left by previous clockmakers to guide them on how to fix clocks that have been in use for 200 to 300 years.