Nestler 0260 Mecanica Machine Time slide rule Germany 1950

This early slide rule comes in a blue signed cardboard container, with also has the 0260 “Mecanica” designation on the top of the lid. This slide rule is for calculation of machine times dor different activities and materials. On the back of the slider are more scales and it also has scales on both small sides. Cursor and rule are complete with minimal signs of use and age. On the back of the slide rule are instructions in German. It measures 29,5 cm or 11 1/2 inches long. The cardboard container is complete and it has clear storage marks on the corners, no tears. Do check the video below on how to work your vintage man tool : slide rule operation instructions!