I'm going to guess that it's because 59x fields are defined for local use:

http://www.loc.gov/marc/bibliographic/bd59x.html

...but someone from LC should be able to confirm.
-Jon

-- 
Jon Stroop
Metadata Analyst
Firestone Library
Princeton University
Princeton, NJ 08544

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On 05/19/2011 11:45 AM, Richard, Joel M wrote:
> Dear hive-mind,
>
> Does anyone know why the Library of Congress-supplied MARCXML to MODS XSLT [1] does not handle the MARC 590 Local Notes field? It seems to handle everything else, not that I've done an exhaustive search... :)
>
> Granted, I could copy/create my own XSLT and add this functionality in myself, but I'm curious as to whether or not there's some logic behind this decision to not include it. Logic that I would not naturally understand since I'm not formally trained as a librarian.
>
> Thanks!
> --Joel
>
> [1] http://www.loc.gov/standards/mods/v3/MARC21slim2MODS3-4.xsl
>
>
> Joel Richard
> IT Specialist, Web Services Department
> Smithsonian Institution Libraries | http://www.sil.si.edu/
> (202) 633-1706 | [log in to unmask]