TechBytes 4 May 2017

BIBFRAME

The Library of Congress's BIBFRAME is a linked data vocabulary for eventually replace MARC21.

First released in 2011, the Bibliographic Framework, or BIBFRAME is an effort by the Library of Congress to replace MARC21 in library systems.

BIBFRAME 2.0 Model

Primary BIBFRAME 2.0 Classes

BIBFRAME Work

Definition: The highest level of abstraction, a Work, in the BIBFRAME context, reflects the conceptual essence of the cataloged resource: authors, languages, and what it is about (subjects). source

<http://example.org/3506720#Work> a bf:Text,
        bf:Work ;
    rdfs:label "Contemporary pottery techniques in Southern and Central Mexico /" ;
    bf:contribution [ a bf:Contribution ;
            bf:agent <http://example.org/3506720#Agent710-16> ;
            bf:role <http://id.loc.gov/vocabulary/relators/ctb> ],
        [ a  bf:Contribution ;
            bf:agent <http://example.org/3506720#Agent100-9> ;
            bf:role <http://id.loc.gov/vocabulary/relators/ctb> ] ;
    bf:genreForm <http://id.loc.gov/vocabulary/marcgt/bib> ;
    bf:hasInstance <http://example.org/3506720#Instance> ;
    bf:hasSeries <http://example.org/3506720#Work830-17> ;
    bf:language <http://id.loc.gov/vocabulary/languages/eng> ;
    bf:seriesEnumeration "22, pt. 1" ;
    bf:subject <http://example.org/3506720#Topic650-15> ;
    bf:title [ a bf:Title ;
      rdfs:label "Contemporary pottery techniques in Southern and Central Mexico /" ;
      bf:mainTitle "Contemporary pottery techniques in Southern and Central Mexico" ] .

BIBFRAME Instance

Definition: A Work may have one or more individual, material embodiments, for example, a particular published form. These are Instances of the Work. An Instance reflects information such as its publisher, place and date of publication, and format. source

<http://example.org/3506720#Instance> a bf:Instance ;
    rdfs:label "Contemporary pottery techniques in Southern and Central Mexico /" ;
    bf:dimensions "27 cm." ;
    bf:extent [ a bf:Extent ;
            rdfs:label "35 p., 6 leaves of plates" ] ;
    bf:illustrativeContent <http://id.loc.gov/vocabulary/millus/ill>,
        <http://id.loc.gov/vocabulary/millus/map>,
        <http://id.loc.gov/vocabulary/millus/plt> ;
    bf:instanceOf <http://example.org/3506720#Work> ;
    bf:issuance <http://id.loc.gov/vocabulary/issuance/mono> ;
    bf:note [ a bf:Note ;
            rdfs:label "ill., map (fold.)" ;
            bf:noteType "Physical details" ],
        [ a bf:Note ;
            rdfs:label "Bibliography: p. 33." ;
            bf:noteType "bibliography" ] ;
    bf:provisionActivity [ a bf:ProvisionActivity,
                bf:Publication ;
            bf:agent [ a bf:Agent ;
                    rdfs:label "Tulane University" ] ;
            bf:date "1955" ;
            bf:place [ a bf:Place ;
                    rdfs:label "New Orleans" ] ],
        [ a bf:ProvisionActivity,
                bf:Publication ;
            bf:date "1955"^^<http://id.loc.gov/datatypes/edtf> ;
            bf:place <http://id.loc.gov/vocabulary/countries/lau> ] ;
    bf:provisionActivityStatement "New Orleans : Tulane University, 1955." ;
    bf:responsibilityStatement "George M. Foster" ;
    bf:seriesEnumeration "no. 22 pt. 1." ;
    bf:seriesStatement "Tulane University. Middle American Research Institute. Publication." ;
    bf:supplementaryContent [ a bf:SupplementaryContent ;
       rdfs:label "Index present" ] ;
    bf:title [ a bf:Title ;
      rdfs:label "Contemporary pottery techniques in Southern and Central Mexico /" ;
      bf:mainTitle "Contemporary pottery techniques in Southern and Central Mexico" ] .

BIBFRAME Item

Definition: An item is an actual copy (physical or electronic) of an Instance. It reflects information such as its location (physical or virtual), shelf mark, and barcode. source

<http://example.org/3506720#Item> a bf:Item ;
    bf:heldBy <https://www.coloradocollege.edu/library/> ;
    bf:itemOf <http://example.org/3506720#Instance> .

Secondary BIBFRAME 2.0 Classes

BIBFRAME Agent with Person and Organization Subclasses

Definition: Agents are people, organizations, jurisdictions, etc., associated with a Work or Instance through roles such as author, editor, artist, photographer, composer, illustrator, etc. source

An interesting note is that bf:Agent class is actually a subclass of the FOAF Person class that contains additional properites normally associated with a Person including foaf:familyName, and foaf:givenName.

Example BIBFRAME Organization

<http://example.org/3506720#Agent710-16> a bf:Agent,
        bf:Organization ;
    rdfs:label "Tulane University. Middle American Research Institute." . 

Example BIBFRAME Person

<http://example.org/3506720#Agent100-9> a bf:Agent,
        bf:Person ;
    rdfs:label "Foster, George M. (George McClelland), 1913-2006." .

BIBFRAME Subjects

Definition: A Work might be "about" one or more concepts. Such a concept is said to be a "subject" of the Work. Concepts that may be subjects include topics, places, temporal. source

<http://example.org/3506720#Topic650-15> a bf:Topic,
        madsrdf:ComplexSubject ;
    rdfs:label "Pottery--Mexico." ;
    bf:source [ a bf:Source ;
            bf:code "lcsh" ] ;
    madsrdf:authoritativeLabel "Pottery--Mexico." ;
    madsrdf:componentList ( [ a madsrdf:Topic ;
                madsrdf:authoritativeLabel "Pottery" ] [ a madsrdf:Geographic ;
                madsrdf:authoritativeLabel "Mexico" ] ) ;
    madsrdf:isMemberofMADSScheme <http://id.loc.gov/authorities/subjects> 

BIBFRAME Events

Definition: Occurrences, the recording of which may be the content of a Work. source

Downloads

Introduction to RDF Schema.org Metadata