From the 2nd of august until the 25th of August I will not be able to ship goods or handle requests due to personal circumstances. It is still possible to order products from the website, but the products can only be shipped as from the 26th of August. Best regards CM1940
M-414 Circular Slide Rule. These tools were used for Navigation in planes in WW2. Some markings on the Rule and the case is nicely marked CS-148. All in good condition.
