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Local bibliographic data (LBD) field mapping

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The chart on this page shows how WorldCat Discovery maps local bibliographic data to OCLC MARC tags.

See OCLC's Bibliographic Standards and Formats for more information.

See Item Details Settings for instructions on customizing how data from MARC records, including local bibliographic data (LBD), displays to library users when they view item details information for records in the WorldCat Discovery interface.

Local bibliographic data in the Interface

This information only displays in your library's Discovery view and is enabled in OCLC Service Configuration > WorldCat Discovery and WorldCat Local > Item Detail Settings. 

Interface label in WorldCat Discovery Local bibliographic field/subfield Example
Uniform title 240 a
730 a
793 a
799 a		  
Subjects

600 a,b,c,d,m,n,o,p,q,r,s,t,v,x,y,z
696 a,b,c,d,m,n,o,p,q,r,s,t,v,x,y,z
610 a,b,c,d,m,n,o,p,r,s,t,v,x,y,z
697 a,b,c,d,m,n,o,p,r,s,t,v,x,y,z
630 a,b,c,d,m,n,o,p,r,s,t,v,x,y,z
699 a,b,c,d,m,n,o,p,r,s,t,v,x,y,z
650 a,b,v,x,y,z
655 a
690 a,b,v,x,y,z
651 a,b,v,x,y,z
691 a,b,v,x,y,z

  
Genre 600 v
610 v
611 v
630 v
650 v
651 v		  
Notes

All subfields from:

500
501
590-599

  

Searching for Local bibliographic data

To search Local bibliographic data in WorldCat Discovery, please use the following indexes.

Index name Index label(s) to search Fields included in the index
Local System Number

lz:

 Not able to search.
Subject heading

su:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Notes

nt:

 500, 501, 590-599
Title

ti:

 711, 730, 792, 793, 798, 799
Uniform title

ut:

 240, 700, 710, 711, 730, 790, 791, 792, 793, 796, 797, 798, 799
Name

(called Author in FirstSearch/Resource Sharing)

au:

700, 710, 711, 790, 791, 792, 796, 797, 798

LBD does not distinguish between primary and secondary authors as it does for bibliographic data. See Item bibliographic display, Brief item detail. 
Personal name

pn:

 700, 790, 796
Keyword

kw:

 240, 500, 501, 590-599, 600, 610, 611, 650, 651, 655, 700, 710, 711, 730, 790, 791, 792, 793, 796, 797, 798, 799
LC Classification number

lc:

 695
Dewey Decimal Classification number

dd:

 695
Corporate/Conference subject

nc:

 610, 611, 697, 698
Descriptors

de:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Genre

ge:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Geographic coverage

gc:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Personal name subject heading

na:

 600, 696
Corporate/Conference name

cn:

 710, 711, 791, 792, 797, 798
LC children's subject heading

hc:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
LCSH

hl:

 600, 610, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
MeSH

hm:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
NAL subject heading

ha:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Canadian subject heading

he:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
RVM subject heading

hr:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Other subject heading

ho:

 600, 610, 611, 630, 650, 651, 655, 690, 691, 696, 697, 698, 699
Standard number

sn:

 700, 710, 711, 730, 790, 791, 792, 793, 796, 797, 798, 799
NLM classification number

lm:

 695
Other classification number

ot:

 695

For more information on OCLC's data synchronization services, see Data sync collections.