Rare scientific / design tool created by Edmund Gunter in the 17th Century, this instrument predates the slide rule. Total 61cm in length, approximately 4.5cm wide. I have tried to picture any marks and cracks. The item "Rare Antique 61cm Gunter's Rule Scale Boxwood Slide Rule Naval 19th Century" is in sale since Sunday, August 19, 2018. This item is in the category "Collectables\Tools & Collectable Hardware\Collectable Tools\Carpentry & Woodworking Tools\Levels, Rules & Tapes".The seller is "eternalpetsuk" and is located in North Shields. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Saudi arabia, South africa, United arab emirates, Ukraine, Chile.