tag:blogger.com,1999:blog-5710154754051552762.post6607537714948809683..comments2023-10-31T01:30:08.371-07:00Comments on Human and Machine Hearing: Free Online PDF VersionDick Lyonhttp://www.blogger.com/profile/04815784352169989383noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-5710154754051552762.post-42780005768821290952018-08-29T20:34:05.692-07:002018-08-29T20:34:05.692-07:00Is this a setup? Does questioner know that I'm...Is this a setup? Does questioner know that I'm also a slide rule collector, and that I have about 600 of them? Some of mine were even featured in Discover Magazine http://discovermagazine.com/2003/aug/featslideDick Lyonhttps://www.blogger.com/profile/04815784352169989383noreply@blogger.comtag:blogger.com,1999:blog-5710154754051552762.post-62765026292970389742018-07-28T11:04:10.940-07:002018-07-28T11:04:10.940-07:00When” questions will be about items that we seldom... When” questions will be about items that we seldom see any more. And this week’s question comes from my high school math classes. What was the name for a mechanical instrument used to compute mathematical problems that looked similar to a ten-inch ruler and consisted of three linear strips of which the middle strip moved back and forth? Email your answer to www.mcseniorcenter@gmail.com, leave a message at 541-296-4788 or mail it with a TI-30 scientific calculator.<a href="https://www.stoptheringing.org/how-a-hearing-aid-amplifier-works/" rel="nofollow">click here</a><br />jhonhttps://www.blogger.com/profile/08258690520992269231noreply@blogger.com