Columbia subject headings:
Harvard subject headings:
Allen, Mary, 1951---Diaries.
Allen, Mary--Diaries.
Arts--Great Britain--Finance.
Chief executive officers--England--Diaries.
Chief executive officers--Great Britain--Diaries.
Royal Opera House (London, England)--Finance.
Royal Opera House--Management.
Women chief executive officers--Great Britain--Diaries.
Princeton subject headings:
Allen, Mary, 1951---Diaries.
Arts--Great Britain--Finance.
Chief executive officers--England--Diaries.
Chief executive officers--Great Britain--Diaries.
Diaries.
Royal Opera House (London, England)--Finance.
Royal Opera House--Management.
Women chief executive officers--Great Britain--Diaries.