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Field-by-field view of
MARC policies and procedures
Note that field names below reflect SIRSI Unicorn usage, though USMARC
equivalents are given where they exist.
--Leader--
ENC_LVL (LDR/17)
Policy: For both copy and original cataloguing, this should be
set to blank.
DESC (LDR/18)
Policy: Except for RECON titles and pamphlets, this should
always be "a"
--Fixed fields (008)--
ENTRD(008/00-05)
Policy: Ignore this field when editing contributed/member copy.
Code date YYMMDD for original cataloguing and "near copy" coded
040 CaNfsm|cCaNfsm
--Variable length fields--
001: System control number
Policy: Leave as is. If there is no 001, cut and paste in the
Unicorn control number. This is required to identify non-matching records
in OCLC post-processing reports.
003: Control number source
Policy: Ignore; this shows the NUC symbol of the library or
system whose control number originally appeared in the 001. On LaserQuest
records this will usually be DLC; on OCLC records OCoLC. Unlike the 040
which has been unceremoniously removed by the GRC folks, the 003 at least
tells you from whence the record came.
005: Date last modified
Policy: Ignore. Unicorn relies on the item record to supply
this information, so it has no effect.
006: Linking field
Policy: Retain where appropriate (ie. it describes the piece
in hand (a computer file/map, for example), or we own both formats in a case
like one where we have both the microform and paper version of a serial)
010: Library of Congress call number
Policy: Add LC card number where it is absent from copy but
known to cataloguer from CIP or NUC copy.
011: Alternate Library of Congress call number
Policy: Ignore this field
015: National bibliography number
Policy: Retain, but do not copy 016 information to 015
016: Canadiana number
019: Superseded OCLC control number
021: Alternate International standard book number
Policy: Delete, after copying contents of valid ones to 020
022: International standard serial number
Policy: Insert hyphen after fourth numeric position when
lacking in ISSN.
035: System control number
Policy: Retain 035 where the contents are an (OCoLC) control number. Other numbers should removed (including barcode numbers).
036: System control number (Utlas)
Policy: Rename as 035 where used in serial records for utility
control number. This tag is supposed to have been used for computer files
as Original study number.
040: Cataloguing source
Policy: Retain as found except where copy is used as "near
copy" only (for another edition). For original cataloguing and "near
copy" use 040 CaNfsm|cCaNfsm.
041: Language code
Policy: Retain and check for accuracy, as this code , along
with 008/35-37 (LANG) is used for qualifying an OPAC search by language.
Where appropriate, add this field when not present in copy.
043: Geographic code
Policy: Retain. Code where absent and appropriate to the
material. This field is keyword searchable using WORD OR PHRASE {043}.
045: Chronological code
Policy: Retain. While these do have some useful searching
potential, there are too many conflicting standards (coded date range,
single date, etc.) and they have been added too sporadically to ensure
their utility. If present leave alone, otherwise ignore.
046: Record source (Utlas)
049: OCLC holdings symbol
060: National Library of Medicine classification number
Policy: Retain. This may prove useful to other libraries using
our record as their own cataloguing copy.
072: National Agricultural Library classification number
Policy: Retain. This may prove useful to other libraries using
our record as their own cataloguing copy.
082: Dewey decimal classification number
Policy: Retain. This may prove useful to other libraries using
our record as their own cataloguing copy.
090: Local call number
Policy: Delete, except for serial or other records where our full
holdings are not reflected in Unicorn item data. Rename
contributed/member copy 090s to 050 4 or 055 3 as appropriate.
092: Local dewey call number
Policy: Relabel as 082 04.
098: Acquisitions data
Policy: Ignore. These are useful historically and
Acquisitions is continuing to "receive" orders on the old 098 at present,
but Cataloguing has nothing to do with this field anymore, including |s.
263: Projected publication date
505: Contents note
Policy: We will use formatted contents notes in the following
cases:
Conference proceedings where the 505 includes titles and authors of
presented papers.
Festschriften and other compilations of academic articles.
Multi-volume sets where individual volumes bear distinctive titles.
This would end the need for transcribing title twice--once in the contents
note and once in corresponding 7xx.
Literary works where the 505 includes titles and authors of included
short stories, poems, novellettes, etc. In cases where there are only a
few works in the collection, we should stick to current practice of
establishing author/title uniform titles in 700|a|t. Under version 8,
7xx|t will finally move into the title indexes.
Where possible, works which represent compendiums of various specific
laws, standards, etc. likely to be requested by specific title.
We will NOT establish formatted contents notes for the following:
Scores and sound recordings where controlled access (uniform titles
and authority-controlled name headings) is the preferred means of access.
Contents notes with generic and/or non-distinctive titles (eg. v.
1. Executive summary -- v. 2. Final report -- v. 3. Appendices)
Chapter headings and other cases where primary patron access would
be by subject rather than by author or title.
535: Local use note
653: Subject heading- uncontrolled
655: Subject heading- genre/form heading
740: Added entry- uncontrolled title
Policy: Leave as 740 on older copy in cases where we would now
use 246. When adding new title access, use 246 or 740 as appropriate.
856: Electronic access
Policy: Retain. URLs should be checked by copying |u into
Netscape to ensure currency of address. If host doesn't respond, server
may be down. If NOT FOUND, try next level up in URL by removing the
filename (usually "filename.html") and searching for home document or
directory.
Procedure: Guidelines
for the use of 856 / Library of Congress Network Development Office;
Cataloging
Internet Resources. Appendix A: field 856 / Nancy B. Olson.
949: Local item information
Policy: Ignore. While these have no effect on Unicorn, they
would have to be removed using a globaledit should the library need to
copy active item information into this field prior to a system
changeover.
999: CLSI item data
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