ARISTO-Werke Dennert & Pape, Hamburg / Germany (1949) ******************************************************** S C A L E S of the ARISTO »DARMSTADT-D « Model 967 ======================================================== Front Side [ inverse / RED ] Back Side ======================================================== ( 0 ... 27 cm Ruler ) K X3 A X2 -------------------------------------------------------- B X2 LL1 exp(0.01X) [CI] [1/X] LL2 exp(0.1X) C X LL3 exp(X) -------------------------------------------------------- D X [P] [sqrt(1 - (0.1X)2)] S sin(0.1X); [cos(0.1X)] T tan(0.1X); [cot(0.1X)] -------------------------------------------------------- L lgX ( 0 ... 11" Ruler ) REMARKS: ======================================================== Production Code = 49_5 = 1949, Lot 5 The slide rule came in a black wood/cardboard box. Historical Remarks ... impressum: ******************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 08/09/08 |