(...) That's what we used them for-- mainly logarithms as I recall (and I don't recall much!). Maggie (25 years ago, 25-Mar-00, to lugnet.people, lugnet.off-topic.fun)
Maggie Cambron wrote in message (...) recall (...) You can also do multiplication and division (and addition and subtraction I think - don't remember what all scales are on the rule). Also roots and powers (in fact most calculators perform roots (...) (25 years ago, 25-Mar-00, to lugnet.people, lugnet.off-topic.fun)