Aristo 0969 Studiolog slide rule full set 1970 Germany

This is a great duplex slide rule set made by Aristo from Germany. This set contains the slide rule, the original Aristo container with nr. 1364 tab inlay sheet as well as the original manual, quality controle note and the 2 separate fitting stands still in the original bag. This model is the large 0969 StudioLog double sided with rubber feet on both sides and with the smaller cursor. Everything is complete and in good condition with small signs of use and age (some silver paint missing on cursor ends and some fading to the yellow), signs of use also to manual (small tears on back page), some darkening to (rubber) feet and wrinkled controle note. Outer box is complete and measures 37,5  cm or 15 inches. Check the youtube video below on how to work your vintage man tool : slide rule operation instructions!