| | Opinion |  |
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| | Biology in Education 257
doi:10.1038/168257a0
References | PDF (334K)
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| | Book Reviews |  |
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| | The Beginning of the Universe 259
T. G. COWLING reviews The Primeval Atom
An Essay on Cosmogony. By
Canon Georges Lemaître and L'Univers
Par
Canon Georges Lemaître
doi:10.1038/168259a0
PDF (233K)
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| | Measure and Measurable Functions 260
H. T. H. PIAGGIO reviews Measure Theory
By
Paul R. Halmos
doi:10.1038/168260a0
PDF (120K)
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| | Life in the Gran Chaco 260
JAMES RITCHIE reviews A Naturalist in the Gran Chaco
By
John Graham Kerr
doi:10.1038/168260b0
PDF (241K)
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| | Taxonomy of Penicillium
261
G. SMITH reviews A Manual of the Penicillia
By
Kenneth B. Raper & Charles Thom
doi:10.1038/168261a0
PDF (126K)
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| | [Book Reviews] 262
G. E. H. FOXON reviews Medical Botany
A Hand-book for Medical Men and All who are Concerned in the Use of Plants; Nutritionists, Dieticians, Pharmacists and Veterinarians. By
Alexander Nelson
doi:10.1038/168262a0
PDF (120K)
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| | [Book Reviews] 262
F. I. G. RAWLINS reviews Giordano Bruno
His Life and Thought. With annotated translation of his work, On the Infinite Universe and Worlds. By
Dorothea Waley Singer
doi:10.1038/168262b0
PDF (120K)
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| | [Book Reviews] 262
Synthetische Methoden der organischen Chemie
Von
W. Theilheimer
doi:10.1038/168262c0
PDF (120K)
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| | [Book Reviews] 262
R. A. RAPHAEL reviews Advanced Organic Chemistry
By
Reynold C. Fuson
doi:10.1038/168262d0
PDF (236K)
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| | [Book Reviews] 263
J. D. COCKCROFT reviews Industrial and Safety Problems of Nuclear Technology
Edited by
Morris H. Shamos & Sidney G. Roth
doi:10.1038/168263a0
PDF (122K)
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| | [Book Reviews] 263
Mothproofing
By
R. W. Moncrieff
doi:10.1038/168263b0
PDF (122K)
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| | [Book Reviews] 263
FRANCES PITT reviews British Birds
By
F. W. Frohawk
doi:10.1038/168263c0
PDF (122K)
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| | Articles |  |
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| | Acoustics of the Royal Festival Hall, London 264
P. H. PARKIN
doi:10.1038/168264a0
References | PDF (353K)
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| | Relationship between Hæmoglobin and Erythrocruorin 266
D. KEILIN & E. F. HARTREE
doi:10.1038/168266a0
References | PDF (458K)
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| | The Cosmic Ray Observatory at Ottawa 269
D. C. ROSE
doi:10.1038/168269a0
References | PDF (464K)
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| | Determination of the Absolute Configuration of Optically Active Compounds by Means of X-Rays 271
J. M. BIJVOET, A. F. PEERDEMAN & A. J. van BOMMEL
doi:10.1038/168271a0
References | PDF (215K)
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| | Breeding Ground of Pilchards off the Coast of South-West Africa 272
T. J. HART & N. B. MARSHALL
doi:10.1038/168272a0
PDF (213K)
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| | News and Views |  |
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| | Presidency of the British Association, 1952: Prof. A. V. Hill, C.H., F.R.S. 273
doi:10.1038/168273a0
PDF (241K)
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Endeavour Prizes at the British Association 274
doi:10.1038/168274a0
PDF (128K)
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| | Use of Fuel and Power Resources 274
doi:10.1038/168274b0
PDF (128K)
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| | I. G. Farben Central Laboratory Index 274
doi:10.1038/168274c0
PDF (128K)
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| | Odours of Minerals 274
doi:10.1038/168274d0
PDF (128K)
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| | Eelworm Pests of Mushrooms 274
doi:10.1038/168274e0
PDF (251K)
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| | Prehistoric Cave Paintings in South Africa 275
doi:10.1038/168275a0
PDF (128K)
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| | Entomological Testing Methods 275
doi:10.1038/168275b0
PDF (128K)
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| | Cartography of the Antarctic 275
doi:10.1038/168275c0
PDF (128K)
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| | The Chillingham Cattle 275
doi:10.1038/168275d0
PDF (128K)
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| | World Metallurgical Congress 275
doi:10.1038/168275e0
PDF (247K)
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| | Symposium at Delft on Abrasion and Wear 276
doi:10.1038/168276a0
PDF (124K)
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| | Colonial Service Appointments 276
doi:10.1038/168276b0
PDF (124K)
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| | Announcements | |
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| | Announcements 276
doi:10.1038/168276c0
PDF (124K)
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| | Erratum | |
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| | Erratum 276
doi:10.1038/168276d0
PDF (124K)
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| | Articles | |
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| | Thermal Conductivity of Dielectric Crystals: The 'Umklapp' Process 277
R. BERMAN, F. E. SIMON & J. WILKS
doi:10.1038/168277a0
References | PDF (401K)
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| | Theoretical Aspects of Superconductivity: Crystal Structure and Superconductivity 280
H. FRÖHLICH
doi:10.1038/168280a0
References | PDF (113K)
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| | Theoretical Aspects of Superconductivity: Superconductivity and Effective Mass of Electrons 280
H. FRÖHLICH
doi:10.1038/168280b0
References | PDF (181K)
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| | Theoretical Aspects of Superconductivity: Specific Heat of Metals at Low Temperatures 281
M. J. BUCKINGHAM
doi:10.1038/168281a0
References | PDF (157K)
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| | A Method for Making Accurately Reproducible Masks of the Huggins Type 282
BARTON HOWELL, CARL J. CHRISTENSEN & DAN McLACHLAN jun.
doi:10.1038/168282a0
References | PDF (201K)
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| | News | |
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| | Applied Electronics 283
C. A. TAYLOR
doi:10.1038/168283a0
PDF (236K)
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| | Research and Development in the Simon Engineering Group 284
W. RHEINALLT THOMAS
doi:10.1038/168284a0
PDF (251K)
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| | Factors Concerned in Fertility of Mammals 286
doi:10.1038/168286a0
PDF (131K)
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| | Indian Veterinary Research Institute: Diamond Jubilee Celebrations 287
G. LAPAGE
doi:10.1038/168287a0
PDF (129K)
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| | Letters | |
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| | Relative Abundances of Oxygen and Carbon Isotopes in Carbonate Rocks 288
P. BAERTSCHI
doi:10.1038/168288a0
First paragraph & References | PDF (232K)
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| | Preparation of Uniform Solid Samples for Radioactive Assay 289
M. L. WRIGHT
doi:10.1038/168289a0
First paragraph & References | PDF (295K)
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| | Inelastic Scattering of Cold Neutrons 290
P. A. EGELSTAFF
doi:10.1038/168290a0
First paragraph & References | PDF (175K)
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| | A New Method of Observing Compton and Other Incoherent X-Ray Scattering in Crystals 291
H. J. GRENVILLE-WELLS
doi:10.1038/168291a0
First paragraph & References | PDF (109K)
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| | Intensity Variation in Sunspots 291
R. ANANTHAKRISHNAN
doi:10.1038/168291b0
First paragraph & References | PDF (236K)
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| | Effects of Ultrasonic Irradiation on the Coagulation of Cellulosic Solutions (Viscose) 292
V. TOMBERG
doi:10.1038/168292a0
First paragraph & References | PDF (220K)
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| | Spectral Reflexion Factor of the Cat's Tapetum 293
R. GUNTER, H. G. W. HARDING & W. S. STILES
doi:10.1038/168293a0
First paragraph & References | PDF (194K)
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| | Estimation of Volatile Fatty Acids and Ammonia in Silage by means of Paper Chromatography 294
ARTTURI I. VIRTANEN & JORMA K. MIETTINEN
doi:10.1038/168294a0
First paragraph & References | PDF (222K)
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| | A Phosphate Ester of a Tricarboxylic Acid in Liver 295
S. RAPOPORT & ROBERT H. WAGNER
doi:10.1038/168295a0
First paragraph & References | PDF (221K)
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| | Dietary Origin of Urinary Methyl-Histidine 296
S. P. DATTA & H. HARRIS
doi:10.1038/168296a0
First paragraph & References | PDF (229K)
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| | Kidney Citrate Levels in Nucleotide Shock 297
C. J. THRELFALL, H. B. STONER & H. N. GREEN
doi:10.1038/168297a0
First paragraph & References | PDF (260K)
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| | Isolation of Octadecan-I : 18-diol from Spanish Broom 298
O. C. MUSGRAVE, JAMES STARK & F. S. SPRING
doi:10.1038/168298a0
First paragraph & References | PDF (108K)
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| | Ultra-violet Absorption of Reduced Phosphomolybdate 298
R. CONSDEN & WINIFRED M. STANIER
doi:10.1038/168298b0
First paragraph & References | PDF (183K)
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| | Application of the Dische Diphenylamine Reaction to Pyrimidine Deoxynucleosides 299
T. G. BRADY & E. McEVOY-BOWE
doi:10.1038/168299a0
First paragraph & References | PDF (188K)
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| | Dutch-type White-spotting in Rabbits 300
ROY ROBINSON
doi:10.1038/168300a0
First paragraph & References | PDF (113K)
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| | Mygalomorph Spider in Samoa 300
B. J. MARPLES
doi:10.1038/168300b0
PDF (248K)
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Marsilea spp.: Materials for the Experimental Study of Morphogenesis 301
A. ALLSOPP
doi:10.1038/168301a0
First paragraph & References | PDF (239K)
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| | Invalidation of the Genus Vaughaniella
302
A. B. CRIBB
doi:10.1038/168302a0
First paragraph & References | PDF (104K)
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| | An Insect Pest of Coconuts and its Relationship to Certain Ant Species 302
M. J. WAY
doi:10.1038/168302b0
First paragraph & References | PDF (104K)
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| | Forthcoming Event | |
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| | Forthcoming Event 303
doi:10.1038/168303a0
PDF (165K)
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| | Appointments Vacant | |
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| | Appointments Vacant 303
doi:10.1038/168303b0
PDF (165K)
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| | Reports and other Publications | |
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| | Reports and other Publications 303
doi:10.1038/168303c0
PDF (332K)
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