This vintage slide rule from Lawrence Engineering Service, Wabash, Indiana, is a classic tool for solving mathematical problems. Made in the USA, this wooden slide rule is in used condition with some signs of wear, including minor scratches and marks typical of its age. The scales and markings are still clear and legible. You're getting the slide rule only, with no case or additional accessories. It's approximately 12 inches long, 1.5 inches wide, and 0.5 inches thick. This piece is perfect for collectors or anyone interested in vintage engineering tools. Please check all photos for a detailed view of the condition. It's a great display piece or a functional tool for enthusiasts.