Faber Castell 111/54 Darmstadt slide rule full set 1970 Germany

This is a late Faber Castell slide rule from Germany in the original hard case. This model is the 111/54 Dramstadt, the redesign of the earlier 1/54 model and the latest increment of the 111/54. It is made in Germany and date 1970 and it has 10 scales (earlier version had 9 on the front. L scale on the side and 3 (LL1-3) on the back of the slider. The additional information sheet and manual are in German. There is a red name tag on the back (removable). The curser has 5 different hairlines and a hair line on the side.  Everything is in good condition and complete, with only some signs of use and age. It measures 30 cm or 12 inches. Check the attached video on how to work your vintage man tool : slide rule operation instructions!