Copy letter from Archibald Geikie, to Professor Sydney John Hickson, Fellow of the Royal Society, Ellesmere House, Withington, Manchester 'Dear Professor Hickson, I am directed to ask if you will be so good as to undertake the Chairmanship of the Sectional Committee for Zoology in the place of Professor [Walter Frank Raphael] Weldon deceased? Believe me, very truly yours, Arch [Archibald] Geikie'. 18 May 1906