Joseph Thuillier (Ian’s grandfather), fourth from the right. He worked as a Customs Officer at North Wall, Dublin, 1942. ‹ Previous Joe Thuillier (right) Paris, 1920s Next › Wedding of Frances McDermott and Harry Thuillier, Dublin, 1961. Joseph Thuillier (Ian’s grandfather) worked as a Customs Officer at North Wall, Dublin.Joseph is fourth from the right. 1942.