THE King's birthday honours list contains the names of the following scientific workers and others associated with scientific work:—Viscount: The Bight Hon. Lord Buckmaster, chairman of the Governing Body of the Imperial College of Science and Technology. Knights Bachelor: Dr. H. B. Brackenbury, chairman of the Council of the British Medical Association; Mr. R. H. Davis, governing director of Messrs. Siebe German and Co., Ltd., inventor of the Davis submarine escape apparatus and of a submersible decompression chamber for use in deep sea diving; Dr. Robert L. Mond, president of the Faraday Society and of the Egypt Exploration Society; Mr. MacPher-son Robertson, for services in connexion with the Antarctic Research Expedition, 1929–31; Prof. W. Wright Smith, regius professor of botany in the University of Edinburgh, and regius keeper of the Royal Botanic Garden, Edinburgh. C.B.: Dr. C. V. Drysdale, director of scientific research, Admiralty. C.S.I.: Brev.—Col. F. P. Mackie, director of the Pasteur Institute and Medical Research Institute, Shillong, Assam. C.M.G.: Mr. H. E. Hurst, director-general of Physical Department, Ministry of Public Works, Egypt; Mr. F. A. Stockdale, agricultural adviser to the Secretary of State for the Colonies. C.I.E.: Mr. R. D. Richmond, chief conservator of forests, Madras. C.B.E.: Mr. A. W. Clapham, secretary of the Society of Antiquaries; Dr. Eleanor Constance Lodge, until recently principal of Westfield College, University of London; Mr. R. J. Reynolds, honorary adviser in radiology to the Ministry of Pensions; Prof. R. G. Stapledon, professor of agricultural botany, University College of Wales, Aberystwyth, and director of the Welsh Plant Breeding Association. O.B.E.: Mr. W. G. Fairweather, director of surveys, Northern Rhodesia; Mr. H. E. Flint, deputy conservator of forests, Burma; Mr. A. M. Henshaw, a member of the Safety in Mines Research Board; Mr. F. T. Morehead, deputy conservator of forests, Insein, Burma; Mr. H. B. Owen, medical superintendent and principal, Medical School, Mulago, Uganda Protectorate; Mr. G. Shearing, principal scientific officer, Naval Signal School, Portsmouth; Dr. H. C. Sinderson, dean of the Royal College of Medicine, and physician of the Royal Hospital, Ministry of the Interior, Iraq; Mr. C. W. Scott, forest economist to the Government of Burma; Major D. R. Thomas, chemical examiner to the Government of the Punjab; Mr. G. W. M. Woods, Indian Forest Service, Burma. M.B.E.: Mr. D. W. D'Silva, extra assistant conservator of Forests,Burma; Mr. O. E. C. Judd, deputy director of surveys, Bihar and Orissa; Mr. H. Kavanagh, timber assistant, Forest Department, Burma; Mr. A. Marshall, superintendent, Bacteriological Laboratories Section, Wellcome Tropical Research Laboratories, Khartoum. Mr. E. Muir, research worker in leprosy at the Calcutta School of Tropical Medicine and Hygiene, has been awarded a bar to his Kaisar-i-Hind medal.