# - Undefined
Source of call number
0 - Assigned by LC
4 - Assigned by agency other than LC
|$a - Classification number (NR)
$b - Item number (NR)
$d - Volumes/dates to which call number applies (NR)
|$5 - Institution to which field applies (R)
$6 - Linkage (NR)
$8 - Field link and sequence number (R)
Call/and or class number for a series when all or part of the series is classified as a collected set or with the main series (646, Series Classification Practice, subfield $a, code c or m). The classification number is taken from the Library of Congress Classification and/or the LC Classification Additions and Changes that are maintained by the Library of Congress.
May also contain the volumes/dates to which the number applies. Varying numbers for different ranges of volumes/dates within a series or different copies or sets are contained in separate 050 fields.
Organizations may conform to Library of Congress practice by applying Subject Cataloging Manual: Classification conventions.
|130||#0$aMémoires et documents publiés par la Société d'histoire de la Suisse romande|
|111||2#$aInternational Kimberlite Conference$n(3rd :$d1982 :$cClermont-Ferrand, France).$tKimberlites|
|130||#0$aBulletin (United States. Bureau of Plant Industry)|
|050||#0$aQK1$b.U45$dno. 1-200, copy 1; no. 201-|
|050||#0$aVM341$b.M9 vol. 48|
|Applies to:||[associated with the content of subfield $d]|
QK1.U45 Applies to: no. 1-200