When did Margaret Georgiana Spencer's husband die?
John Spencer, 1st Earl Spencer John Spencer, 1st Earl Spencer (19 December 1734 – 31 October 1783) was a British peer and politician.
Margaret Sidney Margaret Sidney was the pseudonym of American writer Harriett Mulford Stone Lothrop (June 22, 1844 – August 2, 1924). In addition to writing popular children's stories, she ran her husband Daniel Lothrop's publishing company after his death. After they bought The Wayside country house, they worked hard to make it a center of literary life.