Letter from the President, Vice-President and General Secretary of the Bureau of the International Council for the study of the Sea, to the Secretaries of the Royal Society, Burlington House, Piccadilly, London 'Gentlemen, We are instructed by the International Council for the Study of the Sea to transmit to you the Council's sincerest thanks for the kind hospitality we enjoyed whilst in London in the spacious and comfortable rooms of your society. We esteem your kindness the more highy as we consider it a token of your interest in the scientific work and endeavours of our international cooperation. we have the honour to be, Gentlemen, Yuor obedient servants'. 30 June 1907