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Authentication Code

Word (ac:)
  Connexion FirstSearch WorldShare and WorldCat Discovery
Label --- ac:
Search? --- Yes Yes
Browse? --- --- ---
Examples ---
  • ac:dlr
  • not ac:dlr
  • ac:dlr
  • NOT ac:dlr
Fields/Subfields --- 042 a
Qualifier Index? --- No
Notes ---
  • To limit a search by authentication code, enter ac:[code]
  • To exclude records by authentication code, enter not ac:[code] or NOT ac:[code]
Phrase (ac=)
  Connexion FirstSearch WorldShare and WorldCat Discovery
Label ac=
Search? Yes Yes Yes
Browse? --- --- ---
Examples
  • ac=dlr
  • not ac=dlr
  • ac=dlr
  • not ac=dlr
  • ac=dlr
  • NOT ac=dlr
Fields/Subfields 042 a
Qualifier Index? No
Notes
  • To limit a search by authentication code, enter ac:[code]
  • To exclude records by authentication code, enter not ac:[code] or NOT ac:[code]

 

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