Copy letter from Robert William Frederick Harrison, to Sir Thomas Lauder Brunton, Vice-President, Royal Society Received Brunton's letter of the previous day enclosing particulars of the Congress of School Hygiene, which he will put on the notice board, and the letter from the President of the K Gesundheitsamtes, Berlin. The latter's suggestion for a prolongation of the time for applications for surplus stock has been anticipated, as Brunton will see by the notice inserted in the last number of the 'Proceedings [of the Royal Society]'. 29 June 1906