pi0412621 https://w3id.org/zericatalog/photo/shelfmark/pi0412621 an entity of type: E42_Identifier dcterms:description pi0412621 rdfs:label enit pi0412621 pi0412621 crm:P2_has_type zeri:shelfmark-number Shelfmark number rdf:type crm:E42_Identifier