Dating nestler slide rules


William Oughtred and others developed the slide rule in the 1600s. The slide rule is based on the work on logarithms by John Napier . Before electronic calculators were developed, slide rules were the tool used most often in science and engineering . The use of slide rules continued to grow through the 1950s and 1960s even as digital computing devices were gradually introduced; but around 1974 the pocket calculator made the slide rule largely obsolete and most suppliers left the business.


Dating nestler slide rules

Dating nestler slide rules