Copies of Sir John Herschel's and Margaret Brodie Herschel letters to Lord [John] Wrottesley FRS, from 25 March 1855 to 31 May 1866 Loose copies of letters from John Herschel to Lord John Wrottesley, arranged in chronological order and preceded by a typed index indicating previous locations (Box n.2.) and previous shelfmark. Pencil annotation on wrapper: "7 letters (+1 from Lady H) recd July 25 1875, copied IS H." [Isabella Herschel]; "all duplicated elsewhere" and "not yet paged". Letters therefore all copied by Isabella Herschel as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. 1875