Columbia subject headings:
Christ's Hospital (Hertford, England). Girls' School.
Christ's Hospital (London, England). Girls' School.
Christ's Hospital, Hoddesdon, England. Girls' School.
Harvard subject headings:
Christ's Hospital, Hertford, England. Girls' School.
Christ's Hospital, Hoddesdon, England. Girls' School.
Christ's Hospital, London. Girls' School.
Princeton subject headings:
Christ's Hospital (Hertford, England)