VEB MANTISSA, Dresden / (GDR) Germany (1965) ********************************************************** S C A L E S of the MANTISSA » RECORD « Nr.1731421 ========================================================== Front Side [ inverse / RED ] Back Side ========================================================== ( 0 .. 25 cm Ruler ) [P] [sqrt(1 - (0.1X)^{2})] S sin(0.1X) L lgX ST arc(0.01X) K X^{3} DF πX A X^{2} ---------------------------------------------------------- CF πX B X^{2} [CIF] [1/πX] [CI] [1/X] [CI] [1/X] C X C X ---------------------------------------------------------- D X D X T1 tan(0.1X) LL1 exp(0.01X) T2 tan(X) LL2 exp(0.1X) [DI] [1/X] LL3 exp(X) R E M A R K S : ========================================================== The slide rule came in a blue plastic case with a booklet. Observe the » MEISSNER « in the headline of the booklet: The same model was previously under the logo » MEISSNER « on the market ... Historical Remarks ... Unfortunately this slide rule was found in a flea-market with broken cursor windows. Replacements were made of PVC from CD cases: The hairlines are made (precise!) with a sharp » X-ACTO « and colored with permanent markers. "MouseOver" the cursor in the picture above to get a DETAILED VIEW of it ... impressum: ********************************************************** http://public.beuth-hochschule.de/~hamann 08/13/07 |