@prefix bf: <http://id.loc.gov/ontologies/bibframe/> .
@prefix bflc: <http://id.loc.gov/ontologies/bflc/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://stage.bcld.info/instances/a07f9051-9735-4b0e-9639-5c00faf61a40> a bf:Instance ;
    bf:acquisitionSource [ a bf:AcquisitionSource ;
            rdfs:label "Hemisphere Pub. Corp., 79 Madison Ave., Suite 1110, New York, NY 10016-7892" ] ;
    bf:adminMetadata [ a bf:AdminMetadata ;
            bflc:catalogerId "Unknown" ;
            bf:date "2026-09-11" ;
            bf:descriptionAuthentication <http://id.loc.gov/vocabulary/marcauthen/pcc> ;
            bf:descriptionLanguage <http://id.loc.gov/vocabulary/languages/eng> ;
            bf:descriptionLevel <http://id.loc.gov/ontologies/bibframe-2-6-0/> ],
        [ a bf:AdminMetadata ;
            bf:agent <http://id.loc.gov/vocabulary/organizations/cbc> ;
            bf:date "2026-09-11T20:16:40.461053+00:00"^^xsd:dateTime ;
            bf:derivedFrom <http://id.loc.gov/resources/instances/11163436> ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/c> ] ;
    bf:carrier <http://id.loc.gov/vocabulary/carriers/nc> ;
    bf:dimensions "30 cm" ;
    bf:extent [ a bf:Extent ;
            rdfs:label "volumes" ;
            bf:note [ a bf:Note,
                        <http://id.loc.gov/vocabulary/mnotetype/physical> ;
                    rdfs:label "illustrations" ] ] ;
    bf:frequency [ a bf:Frequency ;
            rdfs:label "Irregular" ;
            bf:date "-1988" ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/former> ],
        [ a bf:Frequency ;
            rdfs:label "Quarterly" ;
            bf:date "1989-" ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/current> ],
        <http://id.loc.gov/vocabulary/frequencies/qrt> ;
    bf:identifiedBy [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/dnlm> ;
            rdf:value "C28180000" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/uk> ;
            rdf:value "012397371" ],
        [ a bf:Lccn ;
            rdf:value "   71617262 " ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/dnlm> ;
            rdf:value "0246107" ],
        [ a bf:Coden ;
            rdf:value "CODBA4" ],
        [ a bf:PostalRegistration ;
            bf:assigner [ a bf:Organization ;
                    rdfs:label "USPS" ] ;
            rdf:value "004403" ],
        [ a bf:Lccn ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/cancinv> ;
            rdf:value "sn 81001187 " ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/de-101> ;
            rdf:value "013856383" ],
        [ a bf:Nbn ;
            bf:source <http://id.loc.gov/vocabulary/nationalbibschemes/dnb> ;
            rdf:value "78,B16,0587" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/de-600> ;
            rdf:value "710058-9" ] ;
    bf:instanceOf <https://stage.bcld.info/works/6770b9e8-7219-488a-ba63-d9f06763e70f> ;
    bf:issuance <http://id.loc.gov/vocabulary/issuance/serl> ;
    bf:media <http://id.loc.gov/vocabulary/mediaTypes/n> ;
    bf:note [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/number> ;
            rdfs:label "1-70/71, Oct. 1969-Dec. 1988; v. 21- 1989-" ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/number> ;
            rdfs:label "Ceased with v. 24, no. 4, published in 1992." ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/descsource> ;
            rdfs:label "Latest issue consulted: Vol. 21, no. 3 (summer 1989)." ] ;
    bf:provisionActivity [ a bf:ProvisionActivity,
                bf:Publication ;
            bflc:simpleAgent "Hemisphere Pub. Corp." ;
            bflc:simplePlace "New York" ;
            bf:date "1969/1992"^^<http://id.loc.gov/datatypes/edtf> ;
            bf:place <http://id.loc.gov/vocabulary/countries/nyu> ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/ceased> ] ;
    bf:publicationStatement "New York: Hemisphere Pub. Corp." ;
    bf:title [ a bf:Title ;
            bf:mainTitle "CODATA bulletin" ] .