083 - Dewey Decimal Classification Number (R)
MARC 21 Classification - Concise
2008
Single Dewey classification number or a a number span
associated with a 1XX heading in an established heading record or
a subdivision record. Source of the classification number is the
Dewey Decimal Classification and Relative Index; the
Abridged Dewey Decimal Classification and Relative
Index; and electronic updates to either edition. Through
1997, updates were issued in the DC& Dewey Decimal
Classification Additions, Notes and Decisions.
Hyphen (-) between the two class numbers in a range of numbers
may be generated based on the presence of both subfields $a and
$b; the parentheses that may enclose an explanatory term in
subfield $c in an established heading record; the abbreviation
T before the table in subfield $z; the dash (-) between
the table number and the class number in subfields $z and $a; and
the abbreviation dc before the edition number in
subfield $2 may be system generated for display.
Indicators
First - Type of edition
0 - Full
1 - Abridged
Second - Source of classification
number
0 - Assigned by LC
4 - Assigned by agency other than
LC
Subfield Codes
$a - Classification number
element-single number or beginning number of span (NR)
$b - Classification number
element-ending number of span (NR)
$c - Explanatory term (NR)
Descriptive term or phrase that
specifies the topic of the class number. Normally used to
differentiate between two or more class numbers associated with
the heading. Parentheses that enclose the phrase or term may be
generated for display.
$y - Table sequence number for
internal subarrangement or add table (R)
$z - Table identification-table number
(NR)
$2 - Edition number (NR)
$5 - Institution to which field
applies (R)
$8 - Field link and sequence number
(R)
Examples
|
|
|
|
|
|
|
|
|
|
083 |
04$a411$222
$5[organization code] |
|
|
|
|
|
|
|
|
|
|
083 |
00$a549.23$cMineralogy
$222 |