Letter from William B Hardy to the Secretary of the Foreign Office Thinks that a good deal could be done...to save foodstuffs if horse chestnuts were collected in France -- notes that he would give the details of experiments 'made on this side' to Mr Kennerley Hall, if the Foreign Office can assure him that he is to be trusted -- asks for a quick reply as the harvesting will begin in five weeks -- encloses the Committee's leaflet on the matter. 3 August 1917