Extended display:
Code b (008/13) indicates that the record is displayed in an extended display of classification records that includes synthesized numbers not appearing in the standard schedules or tables or general terms that appear only in the index to a classification scheme. Generally, numbers in this category are synthesized numbers (008/12 Synthesized number indication, code b), that have been formulated by applying add or divide like instructions, including the application of a table.
Examples:
008/13 b
084 0# $afcps$eeng [Canadian PS8000 Classification]
153 ## $aPS8093$cPS8097$hCanadian literature$hHistory and criticism of Canadian literature$jRelation of English and French literatures to one another and to other literatures
008/13 b
084 0# $addc$c21 [Dewey Decimal Classification]
153 ## $a616.994059$hTechnology (Applied sciences)$hMedical sciences; Medicine$hDiseases$kSpecific diseases$hOther diseases$hTumors and miscellaneous communicable diseases$jCancers$hPreventive measures and surgery$jSurgery
753 ## $aCancer$bsurgery
[The synthesized classification number appears only in the DDC Relative Index.]
008/13 b
084 0# $addc$c21 [Dewey Decimal Classification]
153 ## $z7$a0691$hGroups of Persons$kPersons by various nonoccupational characteristics$hPersons by miscellaneous social characteristics$hPersons with special social status$jAliens
753 ## $aAliens
[The synthesized classification number appears only in the DDC Relative Index.]
008/13 b
084 0# $anlm$c5th ed., rev. [National Library of Medicine Classification]
154 ## $aResearch
753 ## $iForm number 20 or 20.5 in any NLM schedule where applicable
753 ## $iOther fields outside the NLM area, in appropriate LC number
008/13 b
084 0# $anlm$c5th ed., rev. [National Library of Medicine Classification]
153 ## $aQW1$cQW155$hMicrobiology and Immunology$jBacteriology
750 02 $aBacteriology
[The classification number span appears only in the NLM index.]
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