Vintage DIETZGEN 6" Pocket Scale Drafting Ruler w/ Leather Case No. 1526

The Vintage DIETZGEN 6" Pocket Scale Drafting Ruler with Leather Case No. 1526 is a collectible engineering tool made in the United States. This ruler is a classic piece of drafting equipment used for precise measurements and calculations, especially in the field of engineering and design. The inclusion of a leather case adds to the functionality and durability of the ruler, making it a valuable piece for collectors or those interested in vintage drafting tools.