This unique collectible item is a Fullerton 3705 Architect Engineers 3 Sided 6 Scale Two Rules Germany W/ Case. Made in Germany, this item is perfect for collectors of science and medicine history, specifically engineering drafting tools. The brand, Fullerton, is well-known for producing high-quality drafting tools, and this item is no exception.

The item comes with a case, making it easy to store and transport. Its three-sided design and six-scale rules make it a valuable addition to any collection. This item is a must-have for anyone interested in the history of engineering drafting tools and is sure to be a conversation starter.