Print

Print


Yes, that's exactly the reason we used "u".  If there is nobody who wishes to defend "u" (and I personally have no preference) before the end of the comment period I will change it to "x".  --Ray

> -----Original Message-----
> From: Discussion of the Developing Date/Time Standards
> [mailto:[log in to unmask]] On Behalf Of John Hostage
> Sent: Monday, November 22, 2010 5:05 PM
> To: [log in to unmask]
> Subject: Re: [DATETIME] Proposal to change unknown marker from 'u' to
> 'x'
> 
> The character "u" is used to mark unknown parts of a date in the MARC
> 21 Format for Bibliographic Data.  I'm not saying it has to be used in
> the proposed standard, but it's an example of where it has been used.
> 
> 
> -----------------------------------------------------------
> John Hostage                  Authorities and Database Integrity
> Librarian
> Langdell Hall                 [log in to unmask]
> Harvard Law School Library    +(1)(617) 495-3974 (voice)
> Cambridge, MA 02138           +(1)(617) 496-4409 (fax)
> http://www.law.harvard.edu/library/
> 
> 
> > -----Original Message-----
> > From: Discussion of the Developing Date/Time Standards
> > [mailto:[log in to unmask]] On Behalf Of Jakob Voss
> > Sent: Monday, November 22, 2010 13:30
> > To: [log in to unmask]
> > Subject: Proposal to change unknown marker from 'u' to 'x'
> >
> > Hi,
> >
> >
> > In the current draft "The character 'u', used to mean "unknown",
> > replaces a single character and signifies that the value of that
> > character is unknown." Is this based on an ad-hoc decision or on
> > practical use cases? I have never seen anyone using the character 'u'
> > to
> > mark unknown parts of a date. But I regularly see the use of
> character
> > 'x' or 'X' for this purpose. So hereby I propose to change the
> > character 'u' to 'x'. In doubt, take a random set of people from the
> > street and ask them which variant looks more familiar to denote a
> date
> > that is not exactely known:
> >
> >
> > 199u
> > 1999-uu
> > 199901uu
> > 156u-12-25
> >
> >
> > or
> >
> >
> > 199x
> > 1999-xx
> > 199901xx
> > 156x-12-25
> >
> >
> > Wikipedia already uses this notation, which should be argument enough,
> > for instance:
> >
> >
> > http://en.wikipedia.org/w/index.php?title=19xx&redirect=no
> >
> >
> > Another argument is the cultural depence of 'u' for 'unknown', which
> > is bound to English language. In contrast 'x' for 'crossed out' is
> > also known by many non-English speakers.
> >
> >
> > The change does not influence other parts of the specification, so it
> > should be no big issue.
> >
> >
> > Cheers,
> > Jakob
> >
> >
> >
> >
> > --
> > Verbundzentrale des GBV (VZG)
> > Digitale Bibliothek - Jakob Voß
> > Platz der Goettinger Sieben 1
> > 37073 Goettingen - Germany
> > +49 (0)551 39-10242
> > http://www.gbv.de
> > [log in to unmask]