[ale] Engineering Archaeology

Joe Morris jolomo at panix.com
Mon Jan 19 20:47:26 EST 2026


Not so long ago, md wrote:
> "If we applied such logic to when we were starting out - "slide rules 
> work just fine, don't need no electricity, storage, keyboards, monitors, 
> etc."
> 
> Slide rules are an interesting example. Stop and think about the incredible application of logarithms being painted on two sticks, then slide those sticks back and forth to be able to multiply two numbers via adding two logarithms of them.
> 
> Genius.
> 
> And a fine example of analog mathematics being able to solve engineering issues.

Years ago my dad gave his old slide rule from college and tried to teach me the basics.
A little while later, I was in a used bookstore and found a handbook Isaac Asimov
wrote in 60's. I still haven't learned how to use it! Maybe when I retire?

-- 
  Joe Morris                       Atlanta history blog
  joe at jolomo.net                   http://atlhistory.com


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