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J.C. Dijxhoorn door Bram Gips . en Geschilderd portret van Dijxhoorn hoogleraar werktuigbouwkunde door Bram Gips europeana eu html Geschilderd portret van Gips op europeana eu Stichting Academisch Erfgoed other versions cczero Uploaded with Bram Gips Data provider Stichting Academisch Erfgoed Johan Christiaan Dijxhoorn