In which year did this British peer and politician whose daughter was Henrietta Ponsonby, Countess of Bessborough pass away?
Henrietta Ponsonby, Countess of Bessborough Henrietta Ponsonby, Countess of Bessborough (16 June 1761 – 11 November 1821), born Lady Henrietta Frances Spencer (generally called Harriet), was the wife of Frederick Ponsonby, 3rd Earl of Bessborough, and mother of the notorious Lady Caroline Lamb. Her father, John Spencer, 1st Earl Spencer, was a great-grandson of John Churchill, 1st Duke of Marlborough. Her sister was Georgiana Cavendish, Duchess of Devonshire.
Charles Welby Sir Charles Glynne Earle Welby, 5th Baronet, CB (11 August 1865 – 19 March 1938) was a British civil servant who became a Conservative Party politician. He sat in the House of Commons from 1900 to 1906, and then had a long career in local government in Lincolnshire.