@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://dev.bcld.info/instances/8ba8d477-35f7-487d-9d07-09f0cec71ce5> a bf:Instance ;
    bf:adminMetadata [ a bf:AdminMetadata ;
            bflc:catalogerId "Unknown" ;
            bf:date "2026-09-30" ;
            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 "2026-09-30T17:45:32.534946+00:00"^^xsd:dateTime ;
            bf:derivedFrom <http://id.loc.gov/resources/instances/11225246> ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/c> ] ;
    bf:dimensions "28 cm" ;
    bf:extent [ a bf:Extent ;
            rdfs:label "no." ;
            bf:note [ a bf:Note,
                        <http://id.loc.gov/vocabulary/mnotetype/physical> ;
                    rdfs:label "illustrations (some color)" ] ] ;
    bf:frequency [ a bf:Frequency ;
            rdfs:label "Bimonthly" ;
            bf:date "June/July 1979-" ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/current> ],
        [ a bf:Frequency ;
            rdfs:label "Quarterly" ;
            bf:date "winter 1977-winter 1979" ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/former> ],
        <http://id.loc.gov/vocabulary/frequencies/bmn> ;
    bf:identifiedBy [ a bf:Nbn ;
            bf:source <http://id.loc.gov/vocabulary/nationalbibschemes/can> ;
            rdf:value "770719899" ],
        [ a bf:Lccn ;
            rdf:value "   79618375 " ],
        [ a bf:Lccn ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/cancinv> ;
            rdf:value "cn 77071989 " ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/authorities/names/no2004037399> ;
            rdf:value "(AMICUS)000000087901" ] ;
    bf:instanceOf <https://dev.bcld.info/works/fb5463cc-93c0-46c0-ad91-35345ea8be73> ;
    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 "Ceased in 1986." ],
        [ a bf:Note ;
            rdfs:label "Frequency varies." ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/number> ;
            rdfs:label "v. 135, no. 17- Nov. 1971-" ] ;
    bf:provisionActivity [ a bf:ProvisionActivity,
                bf:Publication ;
            bflc:simpleAgent "Dept. of Industry, Trade and Commerce." ;
            bflc:simplePlace "Ottawa" ;
            bf:date "1971/1986"^^<http://id.loc.gov/datatypes/edtf> ;
            bf:place <http://id.loc.gov/vocabulary/countries/onc> ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/ceased> ] ;
    bf:publicationStatement "Ottawa: Dept. of Industry, Trade and Commerce." ;
    bf:title [ a bf:Title ;
            bf:mainTitle "Canada commerce" ] .