26 
BOOKS RECEIVED. 
Michigan Agricultural College. Experiment Station. 
Division of Soils. Technical Bulletin No. 17: An 
Investigation of Soil Temperature and some of the 
most Important Factors Influencing it. By G. J. 
Bouyoucos. Pp. 196. (East Lansing, Michigan.) 
Animals of the Past. An Account of some of 
the Creatures of the Ancient World. By F. A. Lucas. 
Pp. xxi+266. (New York: American Museum of 
Natural History.) (Handbook Series No. 4.) 
The Climate and Weather of San Diego, Cali- 
fornia. By Ford A. Carpenter. Pp. xii+118. (San 
Diego: Chamber of Commerce.) 
New South Wales. Department of Mines. Geo- 
logical Survey. 
on the Cobar 
Part i. Pp, x+207. 
4s. 6d. 
Lord Lister: his Life and Work. 
Wrench. Pp. 384. 
Unwin.) 15s. net. 
Mineral Resources, No. 17: Report 
Gold-field. By E. C. Andrews. 
(Also Maps to above.) (Sydney.) 
By Dr. Gia 
(London and Leipzig: T. Fisher 
Fabre, Poet of Science. By Dr. C. V. Legros. 
Translated by B. Miall. Pp. 352. (London and 
Leipzig: T. Fisher Unwin.) tos, 6d. net. 
Die Garungsgewerbe und ihre naturwissenschaft- 
lichen Grundlagen. By Prof. W. Henneberg and 
Dr. G. Bode. Pp. v+128. (Leipzig: Quelle and 
Meyer.) 1.25 marks. 
Wie ernahrt sich die Pflanze? Naturbeobach- 
tungen draussen und im Hause. 
Pp. v+188. (Leipzig: 
marks. 
Geschichte des naturwissenschaftlichen und mathe- 
matischen Unterrichts. By Prof. F. Paul. Pp. ix+ 
By Otto Krieger. 
Quelle and Meyer.) 1.80 
308. (Leipzig: Quelle and Meyer.) 8.60 marks. 
Note sur une Illusion de Relativité. By M. 
Gandillot. Pp. 88. (Paris: Gauthier-Villars.) 6 
francs. 
Chemistry and its Relations to Daily Life. By 
Prof. L. Kahlenberg and Prof. E. B. Hart. Pp. vii+ 
593- (New York: The Macmillan Co.; London: 
Macmillan and Co., Ltd.) 5s. 6d. net. 
Board of Education. Reports for the Year 1911-12 
from those Universities and University Colleges in 
Great Britain which are in Receipt of Grant from the 
Board of Education. Vol. I. Pp. xxxi+465. (Cd. 
7008.) 2s. Vol. II. Pp. iit+454. (Cd. 7009.) 1s. tod. 
bay H.M. Stationery Office; Wyman and Sons, 
Ltd. 
The Peregrine Falcon at the Eyrie. By F. 
Heatherly. Pp. x+78. (London: ‘Country Life” 
Offices; G. Newnes, Ltd.) 5s. net. 
Einfuhrung in die Allgemeine Biologie. By Prof. 
W. T. Sedgwick and Prof. E. B. Wilson. Autorisierte 
iibersetzung nach der Zweiten auflage by Dr. R. 
Thesing. Pp. x+302. (Leipzig and Berlin: B. G. 
Teubner.) 6 marks. 
Himmelsglobus aus Modelliernetzen die Sterne 
durchzustechen und von innen heraus zu betrachten. 
By Prof. A. Héfler. (In drei Ausgaben.) Ausgabe i. 
(Leipzig and Berlin: B. G. Teubner.) 1.50 marks. 
A Laboratory Manual of Invertebrate Zoology. 
By Dr. G. A. Drew. Second edition, revised. Pp. 
ix+213. (Philadelphia and London: W. B. Saunders 
Co.) 6s. net, 
Ergebnisse der Zweiten Deutschen Zentral-Afrika- 
Expedition, IQIO-IQII. Unter Fiihrung Adolf 
Friedrichs, Herzogs zu Mecklenberg. Band i.: Zoo- 
logie; Teil i., Hamogregarinen. Byars oi 
Schubotz. Pp. 22+4 plates. (Leipzig :~ Klinkhardt | 
1.60 marks. 
and Air Measurement. By C. 
Pp. vit+77. (London: Methuen and Co., 
6d. 
; 7 
NO. 2288, VOL. 92} 
and Biermann.) 
Gas Testing 
Chandley. 
I.td.) 1s, 
NATURE 
[SEPTEMBER 4, 1913 
f 
A Text-Book of Geography. By A. W. Andrews. 
Pp. xii+655. (London: E. Arnold.) 55. 
A Text-Book of Physics. By@Dr. R. S. Willows. 
Pp. viii+471. 
University of Pennsylvania. 
tions of the Babylonian Section, Vol. iii. : 
Incantation Texts from Nippur. By Prof. J. A. Mont- 
gomery. Pp. 326+xli plates. (Philadelphia: Uni- 
versity Museum.) 
Yorkshire Type Ammonites. Edited by S. S. 
Buckman. Part x. Pp. v, vit+g9 plates+ descriptions. 
Nos. 75-83. (London: W. Wesley and Son.) 3s. 6d. 
net. 
The Differentiation and Specificity of Starches in 
Relation to Genera, Species, &c. Stereochemistry 
applied to Protoplasmic Processes and Products, and 
as a Strictly Scientific Basis for the Classification of 
Plants and Animals. By Prof. E. T. Reichert. 
Part i. Pp. xvii+342+21+102 plates. Part il. 
Xvii+343-900+18. (Washington, U.S.A.: Carnegie 
Institution.) 
(London: E. Arnold.) 7s. 6d. net. 
The Museum Publica- 
Aramaic 
CONTENTS. 
Notes on the Aborigines of South America. ... 1 
Hydraulic ‘Machinery. By Haj. Sin... yo. seen = 
Mind, Health and Purpose . <.'.).) si.) .0:s- eee 2 
Ironvand: Steel Metallurgy. .:. . =o. ).)u)2 ee 3° 
Our Bookshelf... 9: 2 . .0. 9) sce 4 
Letters to the Editor :— 
The Spectra of Helium and Hydrogen, (Z//ustrated.) 
—E.J; Evans . ... :..0 2.) ae 
Coloured Organisms on Sea-Sand.—Prof: W. A. 
Herdman, F.R.S. .. er ene 5 
Physiological Factors of Consciousness. —G, Archdall e 
Rei ny ps! 9, Laie Sake poumagl eee oar 
The Elephant Trench at Dewlish—Was it Dug?— 
Rev, OF Bisher. 9.) .).c desi see oe 6 
Note on the Dicynodont Vomer.—Dr. R. Broom. . 6 
The Twelfth International Geological Congress, By 
SA CH\ | AOMORI Ss 5 oar 
The Oil-Fields of Burma. (///ustrated.) By T.H.D.L. 9 
Oceanography of the Mediterranean, ByJ.J.... 10 
The Gum Trees of Australia, By Dr. W. Botting 
Hemsley, FUR.S: .9ay. .. oie ue cee ne 12 
NC a Se MEE Sel pea 12 
Our Astronomical Column :— 
Astronomical Occurrences for September. . ... . 18. 
The Spectra of the Stars. .. 2. sgn > eee 18. 
Exhibition of the Royal Photographic Society. . . 18 
The Archzological Investigations in the Mississippi 
Region, (///ustrated.) By Dr, A.C. Haddon, F.R.S. 18 
Magnetic Storms and Solar Phenomena. By Dr. 
Cai@hree, E.R.S. \:ocay .. i saeieecs seen ae 19 
The Life-History of a Water-Beetle. By F. Balfour 
BrOWDE fir.6. .. 62 pals ly ee sara + 20: 
University and Educational Intelligence ..... + 24 
Societies and Academies... Gabe.) = ses 3 ne . 25. 
Books Received). ~ i. 1's hc senineen se eae, ti 
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