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- https://folio-org.atlassian.net/wiki/spaces/FOLIOtips/pages/5670341/MARC+Mappings+Information
- instance-to-marc detailed view (includes subfields)
Links to API information for understanding where MARC data is located:
- Marc details are in the section 'utilities'
- https://s3.amazonaws.com/foliodocs/api/mod-audit/p/marc-audit.html
- https://dev.folio.org/reference/api/
Instructions for using MARC
See Programmer's Guide to MARC
| MARC Field(s) | Subfields | FOLIO Instance Field | |
| 1001 | — | HRID | |
| 3 | —003 | Metadata source ID | |
| 5 | —005 | Metadata.updatedDate | |
| 8008 | Entire field | Fixed fields (language, dates) | |
| 10010 | $a | Identifier: LCCN | |
| 15015 | $a | Identifier: Nat'l bib no. | |
| 20020 | $a $z | Identifier: ISBN | |
| 22022 | $a $y $z | Identifier: ISSN | |
| 24024 | $a | Other standard identifier | |
| 28028 | $a | Publisher/music number | |
| 40040 | $b | Language of cataloging | |
| 41041 | $a | Languages | |
| 43043 | $a | Geographic codes | |
| 100 | $a $b $c $d $q | Primary contributor (personal) | |
| 110 | $a $b $c | Primary contributor (corporate) | |
| 111 | $a $c $d | Primary contributor (meeting) | |
| 130 | $a | Uniform title | |
| 240 | $a | Uniform title | |
| 245 | $a $b $c $f $g $h $n $p | Title/subtitle/SOR | |
| 246 | $a $b $f $n $p | Alternative titles | |
| 250 | $a $b | Edition | |
| 260/264 | $a $b $c | Publication info | |
| 300 | $a $b $c $e $f | Physical description | |
| 336 | $a | Content type | |
| 337 | $a | Media type | |
| 338 | $a | Carrier type | |
| 490 | $a $v | Series | |
| 500 | $a | General note | |
| 504 | $a | Bibliography note | |
| 505 | $a $t $r $g | Contents note | |
| 520 | $a | Summary | |
| 538 | $a | System details | |
| 586 | $a | Awards note | |
| 6XX | $a and others | Subjects | |
| 700/710/711 | $a and others | Secondary contributors | |
| 730 | $a | Uniform title (added) | |
| 740 | $a | Added title | |
| 776 | $i $z | Related Instances | |
| 780/785 | $t $x $w | Instance relationships | |
| 856 | $u $z $3 | Electronic access |