Thank you all for your replies. I hope that one day #q and #5 are implemented. Have a great day, everyone. Best, Allison > LC and PCC have not yet implemented MARC 21 Update 20, which included > 046 $q and $r. Before 046 $q and $r **can** be implemented in LC/NAF, > it will be necessary to run a bulk change to all existing $s and $t in > NARs with tags 100 and 111, to turn them into $q and $r. > > By the same token, $s and $t continue to be used with their old > meanings (start date and end date), and can’t be used with their > Update 20 meanings (start and end of period of activity) until the > above has been done. > > Regards > > Richard > > ________________________ > > Richard Moore > > Authority Control Team Manager > > The British Library > > Tel.: +44 (0)1937 546104 > > E-mail: [log in to unmask] <mailto:[log in to unmask]> > > *From:*Program for Cooperative Cataloging > [mailto:[log in to unmask]] *On Behalf Of *Allison Rich > *Sent:* 31 January 2017 20:34 > *To:* [log in to unmask] > *Subject:* [PCCLIST] Subfields q and r in the 046 > > Hello PCC list: > > I am trying to add an establishment date (#q) and a termination date > (#r) in the 046 for an authority record I am creating. > The record will not validate with these delimeters. > > They seem to be valid for MARC 21, but are they not valid for OCLC? > Has anyone else experienced this and, if so, what delimeres did you > use instead? > > Thanks for your collective help and advice, > Allison > > -- > ******************************** > "Outside of a dog, > a book is probably man's best friend, > and inside of a dog, > it's too dark to read. > - Groucho Marx" > Allison Rich > Rare Materials Cataloguer > ESTC and NACO Coordinator > John Carter Brown Library > Providence, Rhode Island > [log in to unmask] <mailto:[log in to unmask]> > ******************************** > > > ****************************************************************************************************************** > Experience the British Library online at www.bl.uk <http://www.bl.uk/> > The British Library’s latest Annual Report and Accounts : > www.bl.uk/aboutus/annrep/index.html > <http://www.bl.uk/aboutus/annrep/index.html> > Help the British Library conserve the world's knowledge. Adopt a Book. > www.bl.uk/adoptabook <http://www.bl.uk/adoptabook> > The Library's St Pancras site is WiFi - enabled > ***************************************************************************************************************** > The information contained in this e-mail is confidential and may be > legally privileged. It is intended for the addressee(s) only. If you > are not the intended recipient, please delete this e-mail and notify > the [log in to unmask] <mailto:[log in to unmask]>: The contents of this > e-mail must not be disclosed or copied without the sender's consent. > The statements and opinions expressed in this message are those of the > author and do not necessarily reflect those of the British Library. > The British Library does not take any responsibility for the views of > the author. > ***************************************************************************************************************** > > Think before you print -- ******************************** "Outside of a dog, a book is probably man's best friend, and inside of a dog, it's too dark to read. - Groucho Marx" Allison Rich Rare Materials Cataloguer ESTC and NACO Coordinator John Carter Brown Library Providence, Rhode Island [log in to unmask] ********************************