Library of Congress >> MARC >> Bibliographic >> 5XX >> 520

520 - Summary, Etc. (R)

MARC 21 Bibliographic - Concise

Unformatted information that describes the scope and general contents of the materials.

This could be a summary, abstract, annotation, review, or only a phrase describing the material.

The level of detail appropriate in a summary may vary depending on the audience for a particular product. When a distinction between levels of detail is required, a brief summary is given in subfield $a and a fuller annotation is given in subfield $b.

The text is sometimes displayed and/or printed with an introductory term that is generated as a display constant based on the first indicator value.

First - Display constant controller
# - Summary
0 - Subject
1 - Review
2 - Scope and content
3 - Abstract
4 - Content advice
8 - No display constant generated
Second - Undefined
# - Undefined
Subfield Codes
$a - Summary, etc. (NR)
$b - Expansion of summary note (NR)
$c - Assigning source (NR)
Organization code or name of the agency or other source (e.g., journal or newspaper) that supplied the data (summary, review, abstract, content advice statement, etc.) recorded in subfield $a.
$u - Uniform Resource Identifier (R)
Uniform Resource Identifier (URI), for example a URL or URN, which provides electronic access data in a standard syntax. This data can be used for automated access to an electronic item using one of the Internet protocols.
$2 - Source (NR)
Source code for the particular classification system used (for example, the MPAA (USA) and BBFC (UK) film classification systems) to construct the content advice statement recorded in subfield $a. Code from: Content Advice Classification Source Codes.
$3 - Materials specified (NR)
$6 - Linkage (NR)
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number (R)
See description of this subfield in Appendix A: Control Subfields.
520 ##$aAn illustrated collection of nursery rhymes set to music.
520 0#$aTwo head-and-shoulder portraits in separate ornamental oval frames, one frame held by eagle.
520 4#$aContains violence$c[Revealweb organization code]
520 ##$aDescribes associations made between different animal species for temporary gain or convenience as well as more permanent alliances formed for mutual survival.
520 ##$aPapers "originally commissioned as course material for a series of continuing legal education seminars"-- Pref., v. 1.
520 2#$aFonds consists of minutes of meetings, research files relating to the delivery of health case services in Nova Scotia, recorded...
520 ##$aMiscellaneous cartographic records with an emphasis on biogeography of the United States and Alaska, 1872-1941.$bIncludes published and photoprocessed maps of Alaska and coastal waters, 1888-90, many of which were compiled from surveys made on the "Albatross";-maps, 1908-19, annotated by the Alaskan Fisheries Division...
520 1#$a"Combines the most frequently asked questions regarding AIDS with the most prominent US physician, former Surgeon General C. Everett Koop, resulting in an informative 38-minute production"--Cf. Video rating guide for libraries, winter 1990.
520 ##$aPublic release motion pictures, 1915-37.$bIncludes films on control of rats, prairie dogs and porcupines; fish culture in the United States and pearl culture in Japan; inspection trip to Alaska by Service officials; life in a Boy Scout camp and Air Service bombing techniques in 1921.
520 4#$aContains swear words, sex scenes and violence$c[Revealweb organization code]
520 4#$a"Happy Feet" may be too much for many kids younger than 7 and some younger than 8. (Know how well your child separates animated fantasy from reality.)$cFamily Filmgoer.$u
520 3#$u
520 4#$aContains strong sexual theme and fetish scenes$cCentral County Library$2[Source code for the content advice classification system used]

(02/23/2008) Contact Us