MARC 21 Format for Bibliographic Data: 085: Synthesized Classification Number Components (Network Development and MARC Standards Office, Library of Congress)

Information about how a synthesized classification number or a portion of a synthesized classification number was built. It traces the different components of a synthesized number, showing the different portions of the number and where the add instructions are given. If a number was built using two or more instructions, a separate field 085 is given for each instruction.

Indicators

First - Undefined: # - Undefined
Second - Undefined: # - Undefined

Subfield Codes

$a - Number where instructions are found-single number or beginning number of span (R)

$b - Base number (R)

$c - Classification number-ending number of span (R)

$f - Facet designator (R)

$r - Root number (R)

$s - Digits added from classification number in schedule or external table (R)

$t - Digits added from internal subarrangement or add table (R)

$u - Number being analyzed (R)

$v - Number in internal subarrangement or add table where instructions are found (R)

$w - Table identification-Internal subarrangement or add table (R)

$y - Table sequence number for internal subarrangement or add table (R)

$z - Table identification (R)

$0 - Authority record control number or standard number (R): See description of this subfield in Appendix A: Control Subfields.

$1 - Real World Object URI (R): See description of this subfield in Appendix A: Control Subfields.

$6 - Linkage (NR): See the description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number (R): See the description of this subfield in Appendix A: Control Subfields.

Examples

085

##$81.1$b346.046$a346.046$r333$s95

085	##$81.1$b599$z1$s09
085	##$81.2$b599.09$z1$a093$c099$z2$s94
085	##$82.1$b598$z1$s09
085	##$82.2$b598.09$z1$a093$c099$z2$s94

085 - Synthesized Classification Number Components (R)

Indicators

Subfield Codes

Examples