Variable-length Fields in Bibliographic Records

The following table describes the variable-length fields found in bibliographic records. Both the short label and default long label (if one exists) are shown.

Bibliographic Record Fields
Field	Description	Field Group Tag or Default MARC Tag	Data in Field Entered by	Limits	Examples
ACTION NOTE	Information about processing, reference, and preservation actions that library staff take in relation to items attached to this bibliographic record. The information in this field is generated during print management activities. This field can be repeated to provide a history of multiple actions taken on the attached items.	n or 583	organization	Maximum 10,000 characters	n583 1 |adigitized|b2004-074|c20041104|zInstitute for Museum and Library Services grant|2pda|5DLC
ADD AUTHOR or Added Author	A personal name heading that is equivalent to the heading contained in the 1XX field of the same record.	b or 700	organization	Maximum 10,000 characters	b7001 |aDiValentin, Louis. b7001 |aDiValentin, Maria Messuri,|d1911-|tSculpture for beginners. b7001 |aDiValentin, Maria Messuri,|d1911-|tSculpturing with wax.
ADD TITLE or Added Title	A title equivalent to the title in the t or 245 field of the same record.	u or 246	organization	Maximum 10,000 characters	u2463 |aEverybody's guide to small claims court. u2463 |aSmall claims court.
AUTHOR	Author.	a or 100	organization	Maximum 10,000 characters	a1001 |aThoreau, Henry David,|d1817-1862.
BIB INFO	Field used by the system to identify bibliographic records.	"	system	N/A	N/A
BIB UTIL # or Bib Utility No.	Bibliographic Utility Number. The control number assigned by the organization creating, using, or distributing the record. For example, the OCLC, RLIN or UTLAS number.	o or 001	organization	Maximum 10,000 characters	o001 2505480
CALL # or Call No.	Call number. See also call number in the checkin and item record.	c or 090	organization	Maximum 10,000 characters	c092 |a621.381|bB TESLA
CONTINUES	Preceding title, continues, supersedes.	x or 780	organization	Maximum 10,000 characters	x78000|tWorld-Wide WebWeek|x1081-3071|w(DLC)sn 95001277|w(OCoLC)32137924
CONT'D BY or Continued By	Succeeding title, continued by, superseded by.	z or 785	organization	Maximum 10,000 characters	z78500|tInternet world (Westport, Conn. : 1998)|x1097-8291|w(DLC) 98660750|w(OCoLC)38306011
COURSE ID	The course record number associated with this bibliographic record when it was put on course reserve.	6	system	N/A	6r1000046
GOV DOC # or Gov't Document No.	Government Document Number. SUDOCS number	g or 086	organization	Maximum 10,000 characters	g086 |aLBE1/15.10/Mo.-Year/Mo.-Year|2codocs g0860 |aI 27.25:C71 g0860 |aC 3.2:C 33/33
DESCRIPT or Description	Description.	r or 300	organization	Maximum 10,000 characters	r300 |axx, 453, xvii p.|billus., maps, diagrs., plans.|c23 cm.
EDITION	Edition.	e or 250	organization	Maximum 10,000 characters	e250 |a5th ed.,|bcomplete.
HOLD	Holds. Maintained by the system as items are requested by patrons and pages.	8	system	N/A	8P#=116718, I#=1000357, P=12-21-12, NNB=12-25-13 (4 days), RLA =41, NNA=01-31-98, ST=0, TP=b, PU=main
ISBN/ISSN	See STANDARD #.	N/A	N/A	N/A	N/A
LEADER	A system-generated variable-length field that uses no indicators or subfield identifiers, that stores information about a bibliographic record and the record's structure. See Leader Field.	_ or LEADER	system/ organization	N/A	#####nam 22#####Ia 4500
LCCN	LC Control Number. A unique number assigned to a record by LC or a Linked Systems Project partner contributing authority records to the Name Authority Cooperative Program (NACO) database. See also LCCN in the authority record.	l or 010	organization	Maximum 10,000 characters	l010 |a75009688 //r79
LIB HAS or Holdings	See also LIB HAS field in checkin record.	h or 85x/86x or 866-868	organization	Maximum 10,000 characters	h850 |a45-|b1965-|n[Microfilm=1-44 1921-1964] Per BR 1 .J65 h863 |avol.74:no.1 (Spring 1994)-vol.74:no.2 (Summer 1994)
LOCATIONS	Appears if the fixed-length field LOCATION is MULTI. If multiple copies are being sent to multiple branches or locations, and the fixed-length field LOCATION is therefore "MULTI", the variable-length LOCATIONS field is created and displays the locations and number of copies (if it is more than one). This field cannot be edited; it can be changed by editing the fixed-length field LOCATION. See also LOCATIONS field in the checkin record and LOCATIONS field in order record.	1	system	N/A	lphys, (2)chem (1 copy to Physics, 2 copies to Chemistry)
MISC	Miscellaneous.	y or 999	organization	Maximum 10,000 characters	y003 OCoLC y005 19960703144509.0 y008 720420s1964 pau b 000 0ceng cam1 y040 |aDLC|cDLC|dDMP y043 |an-us--- y049 |aBIIM
NOTE	Free text note.	n or 500	organization	Maximum 10,000 characters	n500 |a"Background information," an edited transcript of interviews between L. C. Lewin and "John Doe," pseudonymous group member who released the report: p. xvii-xxx. n504 |aBibliographical references included in "Notes" (p. 103-109)
PUB INFO or Publication Info.	Publication information.	p or 260	organization	Maximum 10,000 characters	p260 |aBloomington, Ill.,|bMcKnight & McKnight|c[1967]
RELATED TO	Related work.	w or 787	organization	Maximum 10,000 characters	w7871 |tApplied economics. w7871 |tApplied financial economics.
SERIES	Series name.	s or 490	organization	Maximum 10,000 characters	s4901 |aThe Civil War s830 0|aCivil War.
STANDARD # or Standard No.	Standard number. This is a standard identification number—often this field is re-named ISBN, ISBN/ISSN, or ISSN.	i or 020	organization	Maximum 10,000 characters	i020 |a0308101278;|a0308101731 (pbk.)
SUBJECT	Subject.	d or 650	organization	Maximum 10,000 characters	d650 0|aEnglish prose literature|xHistory and criticism. d650 0|aEnglish language|xStyle. d650 0|aEnglish language|xIdioms.
TITLE	Title.	t or 245	organization	Maximum 10,000 characters	t24514|aThe talkative President;|bthe off-the-record press conferences of Calvin Coolidge.|cEdited by Howard H. Quint & Robert H. Ferrell.
TOC DATA or Table of Contents	Table of contents data.	k or 970	organization	Maximum 10,000 characters	k97011|tAcknowledgements k97011|l1|tIntroduction|p1 k97011|l2|tThe Civilising of Appetite|p20 k97011|l3|tPottages and Potlatch: Eating in the Middle Ages|p40 k97011|l4|tFrom Renaissance to Revolution: Court and Country Food|p62 k97011|l5|tFrom Renaissance to Revolution: France and England—Some Possible Explanations|p102 k97011|l6|tThe Calling of Cooking: Chefs and their Publics since the Revolution|p134 k97011|l7|tThe Calling of Cooking: The Trade Press|p166 k97011|l8|tDomestic Cookery in the Bourgeois Age|p200 k97011|l9|tThe Enlightenment of the Domestic Cook?|p230 k97011|l10|tOf Gastronomes and Guides|p266 k97011|l11|tFood Dislikes|p291 k97011|l12|tDiminishing Contrasts, Increasing Varieties|p317 k97001|tAfterword|p333 k97001|tNotes|p347 k97001|tBibliography|p369 k97001|tIndex|p389 k971 |d19980821
URL	URL associated with the bibliographic record.	y or 856	organization	Maximum 10,000 characters	856 72 |uhttp://www.iii.com|zConnect to III