This vintage sterling decimal trig log is a must-have for any collector or enthusiast of science and medicine. Made in the USA, this log slide rule comes with its original manual and is a rare find for those looking to add to their collection. The intricate design and craftsmanship of this piece make it a true work of art.

The log slide rule is in excellent condition and has been well-preserved over the years. It is made of high-quality materials and is a testament to the skilled workers who made it. This piece is perfect for those who appreciate the history and significance of engineering tools. Add it to your collection today.