Annual report since the foundation of the National Vigilance Association in 1885 /
British Vigilance Association.
National Committee for the Suppression of Traffic in Persons.
International Bureau for the Suppression of Traffic in Persons.Report.
London : The Association,
Issue for 1969 also includes the report of the International Bureau for the Suppression of Traffic in Persons.
Report year ends 30 Apr.
Issue for 1964 accompanied by the report of the International Bureau for the Suppression of Traffic in Persons.
British Vigilance Association and the National Committee for the Suppression of Traffic in Persons