Army Bundeswehr Dennert Pape Aristo 1780 slide rule 1960 Germany

A heavy duty and extra large high quality slide rule made most of wood and celluloid. It comes on the original military leather carrying strap and with smaller pouch 12-120-5120 for 2 additional Aristo made instruments (Aristo 1704 and Aristo 1731). All items are original BUND / German Army (Bundewehr) Equipment until replaced by digital equipment in the 1970’s. This instrument is called a “Streckenzugtafel” and has the number Aristo 1780, it is also signed Dennert & Pape / Aristo  along with the German Army registration number (6675-) 12-127-2367 from 1959. Made for the making artillery calculations in the field. It is completly working and in very good condition with signs of normal use. It measures about 37 x 37 com or 15 x 15 inches. Check the attached video on how to work your vintage man tool : slide rule operation instructions!