136 
HutTcuinson, H. P., General willow 
cultivation, 389, 472. 
Hydro-electric stations, Scottish, 
by W. T. Halcrow, 346, 468. 
Hypnosis and sleep, by Dr. W. 
Brown, 375. 
Imiay, Miss J. E., Aberdeenshire 
granites, 302, 466. 
Impact testing, by H. Hallam and 
Prof. R. V. Southwell, 351, 468, 
469. 
India, population distribution, 1931, 
by J. N. L. Baker, 334*. 
India, racial types, by Dr. B. S. 
Guha, 355. 
Industrial recruitment and technical 
education, discussion by J. W. 
Bispham, A. P. M. Fleming, 
G. W. Thomson, W. Rintoul, 
G. A. Robinson, Dr. C. S. Myers, 
R. D. Edmond, Princ. J. C. 
Smail, 344*, 397,472. 
Industrial relations, experimental 
method in, discussion by j 
Dubreuil, Prof. F. Meyenberg, 
R. J. Mackay, 344, 467, 468. 
Industry, autonomous groups in, 
by H. Dubreuil, 344, 467. 
Inheritance of productivity, dis- 
cussion by J. Hammond, A. D. B. 
Smith, Dr. A. W. Greenwood, 
Dr. J. E. Nichols, Dr. J. L. Lush, 
320, 466, 467. 
Inland water survey, report on, 239, 
a5n7: 
Insect epidemics, cycles, by Dr. 
D.S. MacLagan, 315*, 466. 
Insects, protective colouration, by 
Prof. G. D. Hale Carpenter, 
319*. 
Insight and opinion, by J. Drever, 
jun., 379. 
Intelligence testing of secondary 
school boys at Liverpool Institute, 
by F. W. Reece, 393. 
International trade accounts, by 
Prof. F. W. Ogilvie, 341*. 
Invention, development of, as 
stimulus to economic recovery, 
by Sir J. B. Henderson, 350, 468. 
Ionosphere, discussion by Prof. 
E. V. Appleton, J. A. Ratcliffe, 
R. Naismith, 269, 463. 
INDEX 
Iron-smelting, early geographical 
distribution in Scotland, by K. H. 
Huggins, 336. 
Irrigation in Norway, by Dr. Elspet 
W. Milne, 333. 
Isotopes, adsorption of gaseous, by 
C. Strachan, 298. 
Isotopes, roll-call of, by Dr. F. W. 
Aston, 273. 
Jackson, Dr. J. W., on Rodent 
remains from Pin Hole Cave, 256. 
Jackson, K. H., Gaelic Shanachies, 
as 
JAEDERHOLM, Prof. G. A., Conver- 
sation in early childhood, 375*. 
Jarlshof, excavations, by A. O. 
Curle, 358*, 469. 
JEANS, Sir J. H., New world-picture 
of modern physics, 1. 
Jehol, physiography, by Prof. G. B. 
Barbour, 335*. 
JENKIN, Prof. C. F., on Mechanics of 
granular material, 247. 
Jervis, Prof. W. W., Social geo- 
graphy of Greenland, 332. 
JOHANSEN, F. C., Refrigerated rail- 
way transport, 287, 464. 
Jounson, Dr. T., Leaf beds of 
Ardtun, Canna and Skye, 388. 
Jones, Dr. H., Applications of 
electron theory of metals, 274. 
Electronic theory of metals, 
278. 
Jones, Dr. LL. Wynn, Persevera- 
tion, 372. 
Joyce, Capt. T. A., Use and origin 
of Yerba Maté, 161, 359*. 
Katz, Prof. D., Dissolution of 
family in hens, 372*, 470. 
Localisation of sound by dogs, 
372*, 470. 
Psychology of needs, 381, 470. 
Katz, Dr. Rosa, Social contact of 
children speaking different lan- 
guages, 375, 471. 
Kay, Prof. H. D., Chemistry of 
milk, 299*, 465. 
KEILLER, A., Megalithic monu- 
ments of North-East, 358*, 469. 
KEITH, Sir A.,on Kent’s Cavern, 258. 
