We have always considered and collected these commercial masks and helmets as industries tribal art. Examples can be elegant in their simplicity or bazaar and complex. They are always unique, suprising and filled with personality.
Watchmaker’s Poising & Balancing Caliper
Truing Calipers. This tool is made for truing balance staffs. This will work for pocket or wrist watches. Good working condition. Marked "France"... $50