Lucia Katharine Young (died 1969) (d. 1969) Parents Frances Mary Egerton William Mackworth Young Children Luke Delacour Beamish Anthea Isabella Beamish Silvia Katharine Beamish William Anthony Alten Beamish Siblings Isabel Mary Young Hubert Winthrop Young Norman Egerton Young Gerard Mackworth-Young Mark Aitchison Young Partners Arthur John Beamish