Medical or United Nations Conference, Greece Five black and white photographs: Mary Esslemont and other delegates with 'International Observer' status, seated in auditorium. Group gathered around a table, possibly posed for the camer. Mary Esslemont is dseated in the centre of the back row. Group gathered on lower steps of amphitheatre, listening to guide. Two photographs of a group, in evening dress, gathered for dinner. Mary Esslemont is present in both. c1950s