Letter from John Baker, Department of Zoology, Oxford to Howard Walter Florey Has heard from Miss H G Child of the Royal College of Surgeons, that many of Joseph Lister's instruments, including microscopes, are in the possession of the College and in the keeping of Sir Eric Riches - Miss Child has written to Riches, but Florey could save time by writing direct - says house owned by J J Lister, where Lord Lister was born is Upton House, Upton Cross, Essex. 13 October 1966