564 
NicHotson (Prof. J. W.), on mathe- 
matical tables, 275. 
Nitrogen balance in the soil, by H. J. 
Page, 460, 469 (M 3). 
Nitrogen in explosion of carbon monoxide- 
air mixtures ..., Activation of, by 
Prof. W. A. Bone, 375, 465 (B 2). 
OxETTEKING (B.), Santa Barbara skeletal 
remains, *423, 468 (H 33). 
Octiviz (N.), ... Geodetic survey of 
Canada, 407. 
Ojibwa nature 
Laidler, *419. 
Ordovician-Silurian boundary in Britain 
and N. America, by Prof. O. T. Jones, 
393, 466 (C 25). 
Orr (Dr. J. B.) and W. Gorpon, . 
Mineral metabolism in farm animals, 
462, 
Orthopedic deformity and dissolution of 
central nervous integration, by Dr. 
J. Mackenzie, 434. 
OSTENFELD (Prof. C. H.), Vegetation of 
Northern Greenland, *455, 469 (KK 27). 
Ottawa, visit to, 470. 
Overseas life, Report of Committee on 
educational training for, 345. 
Owens (Dr. J. S.), Automatic measure- 
ment of atmospheric pollution, 367, 
464 (A 28). 
—— Haze observations, 365. 
stories, by Col. E. 
Pace (H. J.), Nitrogen balance in the 
soil, 460, 469 (M. 3). 
PaGeEt (Sir R.), Nature of speech, 360. 
Paleontology and Mendelism, by Prof. 
D. M. 8. Watson, *400, 
Paleozoic problems in E. Canada, by Dr. 
H. M. Ami, *385. 
Parasitism in genus Comandra, by EK. H. 
Moss, 446, 
Parasitism, Physiological aspects of, by 
Prof. V. H. Blackman, 233. 
PaRKER (Prof. G. H.), Carbon dioxide 
excreted by nerve, 433, 468 (I 35). 
Parks (Prof. W. A.), Dinosaurs of Alberta, 
381, 465 (C 5). 
—— Paleozoic strata at Toronto, 379, 
465 (C 1b). 
Parthenogenesis, Report of Committee on, 
312. 
ParTErRsoN (J.), Upper air observations 
in Canada, 368. 
Peacock (A. D.), on parthenogenesis, 312. 
—— Sexuality in the saw-fly . . ., 398, 
466 (D 9). 
Pear (Prof. T, H.), Privileges and limita- 
tions of visual imagery, 434, 469 (J 1). 
INDEX. 
Prerx (R. L.), Electro-refining of nickel, 
*376 
Personality, Definition of, by Prof. C. S. 
Yoakum, 442. 
Personality, Problem of, by Dr. Morton 
Prince, *438. 
Petrology of sedimentary rocks . . 
Prof. P. G. H. Boswell, 480. 
Puitpot (Prof. H. P.), Dimensional 
problem and significance of notched 
bar test, 415, 467 (G 14). 
Photographic proper motions of faint 
stars, by J. Jackson, 374. 
Photosynthesis, Discussion on, 478. 
Prersot (Dr. R. J.), Pulling electrons 
from metals by intense electric fields, 
359. 
Pinuey (Mrs. K. F.), Acartia clausi var. 
hudsonica nov. var. . 
Preer (8. H.), X-ray crystallographic 
methods as aid to chemical research, 
*367. 
Pitys, Structure and relationships of, by 
Prof. W. T. Gordon, 445. 
Puaskett (Dr. H. H.), 
Nebule, 373. 
Population problem . . 
Yule, 410, 466 (F 3). 
Porter (Prof. C. W.), on Photo-synthesis, 
478. 
.» by 
Spectra of 
.» by G. Udny 
Porter (Prof. J. P.)..., Ideational 
processes and intelligence, *442. 
Potassium in plant-tissues, Regional and 
seasonal distribution of, by Miss E. 8. 
Dowding, 446. 
Potlatch in Bella Coola ..., by T. F. 
Mcllwraith, 422, 468 (H 28). 
Ports (Dr. F. A.), Intracellular digestion 
in vertebrates, 396. 
Povtton (Prof. E. B.), on zoological 
bibliography and publication, 310. 
Pratt (Miss C. A.), Staling of fungal cul- 
tures, 445, 469 (K 4). 
Pre-Cambrian rocks of the world, Dis- 
cussion on, 386. 
Prehistory, Recent discoveries in, by Dr. 
H. M. Ami, *421. 
Pressure, Diurnal variation of .. ., by 
F. J. W. Whipple, 364. 
Prevention of disease, by Sir D. Bruce, 1. 
Primary vascular system in phanero- 
gams ..., by Dr. Ethel N. M. 
Thomas, 447. 
Prince (Prof. E. E.), Biological Board and 
marine research stations of Canada, 
401. 
Prince (Dr. Morton), Problem of person- 
ality, *438. 
PritcHarD (D. A.), Canadian Salt Com- 
pany’s processes for manufacture of 
alkali-chlorine products, 376, 465 (B 6). 
Privilege concept among Nootka Indians, 
by Dr. E. Sapir, *422. 
