Copy letter from Sir Henry Thomas Tizard, to Professor Francois Antoine Lacroix, Institut de France, Academie des Sciences, Paris Response from the Foreign Secretary to the note delivered to the Royal Society by Lacroix's nephew, sending good wishes from the Society and reporting the deaths of Sir Henry Lyons and Sir Henry Miers during the Second World War. Also refers to Tizard's hope that another of the Society's officers may soon call on Foreign Members in Paris for the purpose of getting their signatures in the Charter Book. 8 February 1945