7304-154 Lot of four iron dividers and calipers. All look user made, unmarked. Two dividers; largest is 24" long with decorative file work and elaborate handwrought locking screw. Other divider has pencil holder, 15" long, crudely handwrought. Plus two outside calipers, 14" and 16" long, friction fit types. (JPY019, JPY036, JPY037, JPY038)