Who? What? Where?

Who is this woman and what is she known as even by those unrelated to her?

What was her view of this instrument?

Where is this building, and what is its connection with the above?

Questions set by Christopher Hawtree. A bottle of champagne or olive oil (please state preference) will go to the senders of the first three correct solutions opened. Please send a postcard with your three answers, marked Who? What? Where? to The Independent Magazine, One Canada Square, Canary Wharf, London E14 5DL. Entries must reach us by 3 July. The correct answers will be given in two weeks. The normal Independent Newspapers rules, available on request, apply to this competition.