sentences:  When the House is in committee, the chairman sits at the table, rather than in the Speaker's Chair; the first woman to occupy the Speaker's Chair was the Conservative Party MP Betty Harvie Anderson (Conservative), on 2 July 1970, who took the Chair during the debate on the Queen's Speech.In 1947, she was a British delegate to the United Nations.From 1955 to 1958, Paton was a member of the Royal Commission on common land.