Up for sale is a vintage Frederick Post slide rule 1447 that comes with a case. This slide rule was made in Hemmi, Japan and is a great addition to any collection. The slide rule is designed for engineering and science purposes and has been well-maintained. It features a unique design that makes it easy to read and use. The country/region of manufacture for this slide rule is Japan, which is known for producing high-quality engineering tools. Don't miss out on the opportunity to own this incredible piece of history!