Jean_LAMESCH_Sliderules_Collection_BOX_JL10

1757_ALKU_Glass_180mm

1757_ALKU_Glass_180mm

A very primitive simplex pocket sliderule from the first years of the DDR. Back side is glass which gives the device its strength, 6 scales are printed on paper glued on wood. Instruction leaflet (in German) of 2 pages inside the cardboard case. One of the rarest items of the collection.