500 General Note

Field definition and scope:

Field 500 is used for general information for which a specialized 5XX note field has not been defined.

The National level record requirement for this field is Optional.

Guidelines for applying content designators:

For indicator and subfield code definitions and examples, National-level (NLR) and Minimal-level (MLR) record requirements, and designator repeatability, see table below:

Position	Description	NLR	MLR	Repeatability
Field 500	General Note	O	O	R
Indicator:
First	Undefined; contains a blank	M
Second	Undefined; contains a blank	M

Subfield code:
$a	General note	M	O	NR
$3	Materials specified	O	O	NR
$5	Institution to which field applies	A	O	NR
$6	Linkage	A	O	NR
$8	Field link and sequence number	O	O	R

Input conventions:

Punctuation

Content designator history:

Subfields $l - Library of Congress call number (SE) [obsolete]

$x - International Standard Serial Number (SE) [obsolete]

$z - Source of note information (AM SE) [obsolete]

Subfields $l, $x and $z were made obsolete in 1990. For all forms of material, a Library of Congress call number associated with a series statement is contained in field 490 (Series Statement). An International Standard Serial Number (field 022) associated with a series statement is contained in field 440 (Series Statement/Added Entry - Title) or in field 490 (Series Statement). Source information is included as part of the general note in subfield $a of field 500.