Scope and Contents The letters have been arranged alphabetically by correspondent surname. Letters of multiple or unidentified correspondents have been placed at the end of the sequence.Letters, 1842, 1845-1846. of Sir George Biddell Airy to John Murray II and John Murray III: folios 1-9;Letter, 1843, of Jacob Ludwig Felix Mendelssohn-Bartholdy to John Murray III: folios 10-11;Letter, 1847, of George Augustus Frederic Cavendish-Bentinck to John Murray III: folios 12-13;...