Crafted during the era of World War I, this antique parallel ruler is a testament to the precision tools used by the British Royal Navy. The ruler's origins can be traced to the renowned maker, Newton and Co, who were respected for their craftsmanship in London. Made from robust wood, this item not only serves as a functional tool but also an artefact that embodies the history of its time. The Broad Arrow marking denotes its authenticity as an original piece from the United Kingdom's military branch, making it an intriguing piece for collectors and history enthusiasts alike.