From: Kenneth Whistler (kenw@sybase.com)
Date: Wed Mar 26 2003 - 13:48:31 EST
Michael,
> According to the American Heritage Dictionary of the English
> Language, page 1303, in the list of symbols and signs, it indicates
> that a symbol similar to the per-mille sign can be used to indicate
> "salinity". Nice annotation.
>
> Having said that, the etymology of the percent sign given on page 449
> of the New York Public Library's Writers Guide to Style and Usage
> makes me wonder if that salinity and per mille have the same origin.
http://www.rosat.mpe-garching.mpg.de/mailing-lists/tetex/9605/msg00027.html
http://oceanworld.tamu.edu/resources/ocng_textbook/chapter0.htm#6.1
And the reason why U+2030 PER MILLE SIGN is the right answer is
that salinity is measured in grams per 1 kg of solution.
>
> Apparently the % sign derived from N°/c < numero per cento 'to this
> number in a hundred'. The N was dropped, the c turned to an o, and
> then °/o became %
>
> The question.... :-)
Yes, what is the question?
--Ken
> --
> Michael Everson * * Everson Typography * * http://www.evertype.com
>
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