INDEX. 
Bowin, Dr. J. A., Training of managers, 
Manchester, 421, 568. 
Bowtey, Prof. A. L., Utility of trade 
barometers, 427*, 568. 
Bowman, Dr. A., Haddock population of 
North Sea, 401. 
Braga, Prof. W. L., Molecular structure, 
366*, 567. 
BramMat., Dr. A., Genesis of ores, 385. 
Bramwell trust lecture, Power, by Sir 
J. A. Ewing, xxvi*, 122, 435*. 
Breeding, by Prof. F. A. E. Crew, 517. 
by Prof. J. A. 8S. Watson, 517*, 572. 
Brencwuey, Dr. W. E., Nitrogen and 
plant growth, 488. 
Bridging gap between birth of idea and 
industrial application, discussion by 
Rt. Hon. Sir J. Anderson, A. P. M. 
Fleming, 426, 568. 
BrigRteEY, Dr. W. B., Training of 
botanists, 486. 
Briscon, Prof. H. V. A., Chemistry of 
rhenium, 366*, 567. 
British fuel problem, symposium: Sir 
D. Milne- Watson (coal), Sir J. Cadman 
(oil), H. T. Tizard (future possibilities), 
Sir J. C. Irvine, Prof. W. A. Bone, 
364*, 567. 
Broadcasting, school, by F. Roscoe, Sir 
W. Davies, Rt. Hon. Lord E. Percy, 
Miss M. Somerville, 508*. 
Broadcasting in adult education, by Prof. 
W. Cullis, C. A. Siepmann, 509. 
Broadcasting studios, acoustical prob- 
lems, by N. Ashbridge, 433, 568. 
Bronk, Prof. D. W., Physiological basis 
of sensation, 458*. 
Bronstep, Prof. J. N., Medium effect on 
solubility of electrolytes, 358*, 567. 
Bronze age implements, report on distribu- 
tion of, 275. 
Brooks, C. C., Pine shoot moth, 498, 571. 
Brooks, F. T., on Mycorrhiza in relation 
to forestry, 287. 
Broom, Dr. R., Early man in South 
Africa, 454*. 
Bross, Prof. H. L., Cross-section of gas 
molecules with respect to very slow 
electrons, 327, 566. 
Brouwer, Prof. H. A., Earth move- 
ments, 374*. 
Brown, O. F., Radio research in British 
Empire, 356. 
Brown, Dr. W., General intelligence 
factor (g), 471. 
Bryan, J., Application of wood pre- 
servatives, 493, 571. 
Butitem, Dr. A., Corbicula fluminalis, 
379. 
Burxirt, M. C., on Derbyshire caves, 274. 
Burns, Dr. C. L. C., Clinics and child 
guidance, 507*. 
613 
Burren, L. J., Geography of Canada, 
414, 567. 
Burton, Squadron-Ldr. H. L., Psycho- 
physiological tests for selection of 
pilots, 431, 568. 
Butuer, F. H. C., Central institute for 
Imperial education, 501, 571. 
Butter, Dr. J. A. V., Behaviour of 
electrolytes in mixed solvents, 358*, 
567. 
Buxton, Dr. 
cattle, 515*. 
Buxton, Dr. P. A., Biology of Anopheles 
mosquitoes, 404. 
J. B., Tuberculosis in 
CapMan, Sir J., British fuel problem 
(oil), 364*, 567. 
CALDWELL, Dr. J., Virus diseases in 
plants, 483, 570. 
Catiow, Dr. R. K., Crystalline prepara- 
tions of vitamin D, 363, 567. 
CammuiapE, L. A., Climatic changes in 
palezolithic India, 443. 
CaMPBELL, Dr. I. G. M., Menthone and 
hydrobenzoin series, 366*, 567. 
CaMPBELL, W. G., Wood preservation, 
493, 571. 
Canada, geography, by L. J. Burpee, 
414, 567. 
Cannan, Prof. E., Changed outlook in 
regard to population, 1831-1931, 110, 
415*, 
Carbon dioxide and glasshouse crops, by 
B. D. Bolas, 527*. 
Carbon dioxide and tomato, by Dr. O. 
Owen, 526, 572. 
Carotene, chemical constitution, by Prof. 
P. Karrer, 359, 567. 
Carotenes and vitamin A, biochemical 
experiments, by Prof. H. von Euler, 
360, 567. 
Carotenes (isomeric), preparation and 
biological effect, by Prof. R. Kuhn, 
361, 567. 
Carr-SAUNDERS, Prof. A. M., Population 
problem, 397*. 
Cartwricut, K. St. G., Toxicity of 
preservatives against wood-destroying 
fungi, 492, 571. 
CartwricHt, Miss M. L., Integral 
functions of integral order, 341, 566. 
Carus-Winson, C., Musical sands, 331, 
566. 
Catalytic reactions at high pressures, by 
Prof. W. A. Bone, 366*, 567. 
Carucart, Prof. E. P., Man values, 459*, 
570. 
—— Physiology and psychology of work, 
429, 568. 
Caton-THomeson, Miss G., Geology and 
archeology of Kharga depression, 443. 
