Dietzgen 1734 Decimal Trig Type Log Slide Rule

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Dietzgen 1734 Decimal Trig Type Log Microglide A nice example of Dietzgen's most popular model. Mahogany construction, Teflon slide guides, cursor guides are black resin with white "DIETZGEN" embossed on both edges. An excellent calculating tool. You will find yourself calculating things because its enjoyable! (Is that a desirable state of affairs? If you've read this far, you might think so!) The rule is in excellent condition. No marks anywhere. With leather case and plastic Dietzgen Slide Rule Conversion Tables insert (slips into case with rule). This is a Eugene Dietzgen Co. Microglide Catalog Number 1734 10" Decimal Trig Type Log Log duplex slide rule, 22 scales, 6 log-log. Serial Number 198352. Patents 2,170,144 2,285,722, Made in the USA. Front - [Top] LLO2 LLO3 DF [ CF CIF L CI C ] D LL3 LL2 [Bottom]Back - [Top] LL01 K A [ B T<45 t>45 ST S ] D DI LL1 [Bottom] This rule is celluloid covered mahogony with the Dietzgen MicroGlide (tm) teflon inserts on the upper and lower stators to ensure smooth slide operation in any weather conditions. The celluloid on the rule edges does not wrap around, but is inlaid into the mahogony as a strip. The rule is self documenting on the right hand side for all scales and for some on the left hand side. This is a finely crafted instrument that looks and feels beautiful. The rule is in excellent read more

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