Intended to be at the Linnean Society anniversary meeting and dinner but requested by the Duke of Portland [William Henry Cavendish-Scott-Bentinck, 4th Duke of Portland (1768-1854)] to attend the Marylebone Church Bill in the House of Lords and dine at Lord Lonsdale's [William Lowther, 1st Earl of Lonsdale (1757-1844)]. Asks what the protocol is for appointing the Bishop of Durham [Shute Barrington] an honorary member of the Linnean Society and offers to propose or second him; lists his talents.