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Posted 1 year ago
mustangtony
(2535 items)
This is a 10" Slide Rule made by Eugene Dietzgen Co. in the USA circa late 1940's-1950's. This is Model No. 1734 (LL01) "MicroSlide" and was made starting in 1947. It came in a brown leather protective case. This was one of the most famous of the Dietzgen sliderules and was used for mathematical calculations in the drawing and drafting fields. The serial number on this is #065513. Also have a never-used extra indicator slide glass in its original box (Item# 1780-34) made by Dietzgen.
Rules and RulersRulers, also known as rules, began as an attempt to standardize measurement…
Slide RulesThe slide rule, invented by William Oughtred in 1622, consists of two divid…