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Portret van J.A. Keurenaer door H. Goovaerts. nl Geschilderd portret van Keurenaer directeur van de Koninklijke Akademie voor Civiel Ingenieurs europeana eu html Portret van Keurenaer door Goovaerts op europeana eu Contributor Goovaerts Henri Nederlands Data provider Stichting Academisch Erfgoed other versions cczero Uploaded