MARC fields used for facets

Facet name	Description	MARC fields	Documentation
Access	In Library: records with physical inventory. Online: records with electronic inventory or a url	available electronic portfolios 856\|*[0,1,'']\| 852bc
Library	Library names maintained in Alma	852b
Format		LDR[6-7]
Publication year		008[7-10]
Language		008[35-37] 041a 041d
Subject: Topic	Includes supported non-LCSH vocabularies in the 650 field (Siku, local headings, Homosaurus)	600\|0\|abcdfklmnopqrtxz 610\|0\|abfklmnoprstxz 611\|0\|abcdefgklnpqstxz 630\|0\|adfgklmnoprstxz 650\|0\|abcxz 650\|7\|abcxz 651\|*0\|axz
Subject: Genre	Includes supported genre vocabularies in 655 fields (Rare Books genres, LCGFT, Homosaurus), in addition to all $v values from other 6xx fields and select $x values from other 6xx fields that correspond to genre subdivisions	600/610/650/651 $v, $x filtered 655 $a, $v, $x filtered
Subject: Era	Chronology/era facet out of LCSH chron subdivisions.	600y 610y 611y 630y 648ay 650y 654y 656y 690y 651 691
Recently added		876d 951w filter on 951a='Available' 950b
Instrumentation		048ab	https://www.loc.gov/marc/bibliographic/bd048.html
Place of publication		008[15-17]
Classification		050a
SuDocs		086\|0 \|a

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