A Trio of Antique Boxwood and Brass Measuring and Levelling Tools including J. Rabone and Sons

A collection of three antique British professional measuring and alignment tools. The set includes a boxwood triangular architectural scale ruler, featuring multiple graduated scales along its six edges, including increments of 1/2, 3/4, 1, and 1 1/2 inches to the foot. The second item is a small brass pocket or line level of rectangular form with turned knobs at each terminal; the body is stamped with the maker name Rabone and model number 1625. The final item is a hardwood spirit level, likely mahogany, containing a central horizontal bubble vial protected by an inset brass top plate. This plate is stamped with the manufacturer details J. Rabone and Sons, Makers, Birmingham, and the model number 1622.