A.W.Faber-Castell, Stein bei Nuernberg / Germany (1975) ************************************************************** Made in Switzerland VERSION (B2) S C A L E S of the FABER-CASTELL »D-STAB« Model 52/82 ============================================================== Front Side [ inverse / RED ] Back Side ============================================================== L lgX T1 tan(0.1X) ; [cot(0.1X)] K X3 T2 tan(X) ; [cot(X)] A X2 DF πX -------------------------------------------------------------- B X2 CF πX [BI] [1/X2] [CIF] [1/πX] [CI] 1/X S' sin(0.1X) ; [cos(0.1X)] C X C X -------------------------------------------------------------- D X D X LL1 exp(0.01X) S sin(0.1X) ; [cos(0.1X)] LL2 exp(0.1X) ST arc(0.01X) LL3 exp(X) [P] [sqrt(1 - (0.1X)2)] R E M A R K S : There are 4 Model 52/82 in the Collection ============================================================== 3 Newer Versions called » CASTELL D-STAB « ******************************************* Version (B2s) "Made in Switzerland" ----------------------------------- Production Code = 5 75 = May 1975 This slide rule came in a green/beige plastic case in a box together with an instruction booklet. Version (B2g) "Made in Germany" ----------------------------------- Production Code = 5 75 = May 1975 This slide rule came in a green/beige plastic case in a box together w. a booklet + sheet "Symbole aus der Mengenlehre" Version (B1) NOT SHOWN ************************************ Production Code = 4(?)3 = April 1973 This slide rule came in a grey plastic case. The scales are the same as the » SCHUL-D-STAB « , Version (A2) Front: L, K, A / B, [CI], C / D, LL1, LL2, LL3 Back: T1, T2, DF / CF, [CIF], [CI], C / D, S, ST, [P] 2 Older Versions called » SCHUL-D-STAB « ***************************************** The » SCHUL-D-STAB « with the same model number » 52/82 « came in 2 Versions with DIFFERENT SLIDER SCALES ... Historical Remarks ... impressum: ************************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 03/04/08 |