Explore the precision of vintage engineering with the Rare Concise Circular Slide Rule No. 28, a classic tool that bears witness to the era of manual calculation. Crafted in Japan, renowned for its quality craftsmanship, this slide rule is a testament to the meticulous standards of Northrop Nortronics, a symbol of mathematical precision and innovation.
Ideal for collectors and enthusiasts of science and engineering history, this slide rule is a piece of legacy equipment that has stood the test of time. It remains unmodified, preserving its original design and functionality, and is a remarkable find for those with an appreciation for the tactile roots of calculation and design.