645 - Series Tracing Practice (R)
MARC 21 Authority - Concise
2007
One-character alphabetic code that indicates a specific organization's tracing practice
for a series named in the 1XX field of an established heading record for a series. May
also contain the volumes/dates and/or the institution/copy identification to which the
tracing practice applies.
Indicators
First - Undefined
# - Undefined
Second - Undefined
# - Undefined
Subfield Codes
$a - Series tracing practice (NR)
- t - Traced as a series added entry
- n - Not traced as a series added entry
$d - Volumes/dates to which tracing practice applies (NR)
Statement used only when the tracing practice contained in subfield $a
does not apply to all items in the series. Applies to: may be generated
for display.
$5 - Institution/copy to which field applies (R)
$8 - Field link and sequence number (R)
Examples
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645 |
##$at$ditems cataloged after Dec. 31, 1980$5DLC
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645 |
##$an$ditems cataloged before Jan. 1, 1981$5DLC
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