Interesting the article mentions using Log Tables and links to a video on their use. Log tables where printed booklets used as an alternative to slide rules .

Interesting the article mentions using Log Tables and links to a video on their use. Log tables where printed booklets used as an alternative to slide rules . http://www.sliderules.info/a-to-z/log-tables.htm http://www.sliderules.info/a-to-z/log-tables.htm I did get taught them in a mech engineering class - this was just at the inflection point (late 70's) when everyone switched from slide rules to calculators