Karl Langer parallel roller ruler
- F3871
- Item
- 1868-1891
Karl Langer's parallel rolling ruler in timber box. Inscribed on the rule is: Flavelle Bros. & Roberts, Sydney & Brisbane. Possibly made between 1868 and 1891. The brass ruler features two rollers set into top and penetrating to underneath, double-edged rule, and a handle at either end. On the bottom of the lid "S.1" has been carved into the timber.
Flavelle Bros. & Roberts