REMOVE

1. Music halls -- England -- Lo …
2. Thames River (England)

WHAT

1. Architecture -- 1900-2000 (3)
2. Architecture -- England - … (3)
3. Concert halls (3)

WHERE

1. ENGLAND, UK (3)
2. London (3)

WHO

1. HOLLAND, HANNEN & CUBITTS (2)
2. MARTIN, Leslie (2)
3. MATTHEW, Robert Hogg (2)
4. MORO, Peter (2)
5. GREATER LONDON COUNCIL - … (1)

WHEN

1. 1951 (1)
2. 1961 (1)
3. 1968 (1)