146 



INDEX 



Tree-planting in towns and neigh- 

 bourhood, discussion by Lord 

 Provost H. Alexander, Sir J. 

 Stirling-Maxwell, Maj. S. S. 

 Steel, W. Dallimore, W. B. Clark, 

 Col. J. D. Sutherland, 390, 471, 

 472. 



Tropics, use of bright metallic 

 surfaces for increasing human 

 comfort in, by G. P. Crowden, 

 289, 4^3- 



Turner, E. O., Motor horns, 

 effective and offensive, 350, 469. 



Uganda, social geography of western, 

 byS. J.K.Baker, 333. 



Ultra-violet radiation, commercial 

 production, by H. R. Ruff, 285, 

 464. 



Underground loater supply, by Prof. 

 W. S. Boulton, 456. 



Underground water supply, dis- 

 cussion by Prof. W. S. Boulton, 

 Prof. P. G. H. Boswell, Sir A. E. 

 Kitson, Prof. W. G. Fearnsides, 

 Prof. G. Hickling, L. H. Tonks, 

 Dr. S. W. Wooldridge, 308, 465- 



Unemployment relief, economic 

 anomalies, by Miss E. F. Steven- 

 son, 340. 



Unified field-theories in physics, 

 discussion by Prof. E. T. Whit- 

 taker, Dr. W. H.McCrea, Dr. J. H. 

 C. Whitehead, 278. 



Universities, science at, by H. T. 

 Tizard, 207, 392*. 



Vaughan, Dr. W. W., Development 



of post-primary education during 



present century, 395*. 



on Educational research, 267. 



Veddahs of Ceylon, anthropology, 



by Prof. W. C. O. Hill, 361, 469- 

 Vegetables, botanical work on cold 



storage, by Prof. V. H. Blackman, 



389*.. 

 Vegetation, influence of grazing 



upon, by E. Wyllie Fenton, 404, 



472. 

 Vernon, Dr. P. E., Perseveration 



tests and concept of levels in 



temperament testing, 373, 471 . 



Versluys, Prof. J., Distribution of 

 marine animals and history of 

 continents, 317, 467. 



Virus diseases in plants, by Dr. J. 

 Caldwell, 383, 471. 



Vision, theory of, by Dr. F. W. 

 Edridge-Green, 367, 470. 



Visual methods for presentation of 

 statistical data, discussion by 

 A. G. H. Dent, M. Barr, 343, 467. 



Visual sensation, physiological basis, 

 by Dr. Ivy Mackenzie, 367. 



Vitamin C, discussion by Prof. A. 

 Harden, Prof. A. Szent-Gyorgyi, 

 Dr. E. L. Hirst, E. Gordon Cox, 

 Dr. T. Reichstein, Prof. W. N. 

 Haworth, 292, 464, 465. 



Vitamins of milk, by Dr. S. K. Kon, 

 301,465. 



Vocational guidance. Borstal experi- 

 ment, by A. Rodger, 377. 



Vocational guidance experiment in 



Fife, by the National Institute of 



Industrial Psychology, 377. 



Vocational guidance methods in 



Berlin, by Miss J. A. Wales, 376, 



471- 

 Vocational guidance surveys, by 



C. A. Oakley, 377, 47i- 

 Vocational tests, report on, 264. 

 Voice in vertebrates, evolution, by 



Prof. J. Tait, 368. 

 VON Eckerman, Prof. H., Age of 



Moine and Dalradian formations, 



306, 465, 466. 



Wales, Miss J. A., Vocational 

 guidance methods in Berlin, 376, 

 471. 



Wales, 50-ft. platform in N., by 

 Dr. C. A. Matley, 314. 



Walker, Dr. F., Limestone-diorite 

 contact near Dorback Lodge, 313. 



Walker, Dr. N. T., Recent develop- 

 ments in educational research, 



392, 472. 



Water, underground supply, by Prof. 

 W. S. Boulton, 456. 



Water, underground supply, dis- 

 cussion by Prof. W. S. Boulton, 

 Prof. P. G. H. Boswell, Sir A. E. 

 Kitson, Prof. W. G. Fearnsides, 

 Prof. G. Hickling, L. H. Tonks, 

 Dr. S. W. Wooldridge, 308, 465. 



