| | Opinion |  |
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| | In Search of a New Scientific Policy 223
doi:10.1038/198223a0
PDF (401K)
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| | Book Reviews |  |
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| | An Introductory Geology 225
F. MOSELEY reviews Introduction to Geology
By
H. H. Read & Janet Watson
doi:10.1038/198225a0
PDF (280K)
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| | The Sensitive Scientist 226
F. I. G. RAWLINS reviews Science and Sensibility
By
James R. Newman
doi:10.1038/198226a0
PDF (145K)
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| | Deep Sea Microbiology 226
G. D. FLOODGATE reviews Marine Microbiology (Deep Sea)
By
A. E. Kriss
doi:10.1038/198226b0
PDF (291K)
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| | Hydrogen in Steel 227
J. D. HOBSON reviews Hydrogen in Steel
Effect of Hydrogen on Iron and Steel during Production, Fabrication and Use. By
Michael Smialowski
doi:10.1038/198227a0
PDF (146K)
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| | Articles |  |
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| | Radio Emission from Flare Stars 228
BERNARD LOVELL, FRED L. WHIPPLE & LEONARD H. SOLOMON
doi:10.1038/198228a0
References | PDF (343K)
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| | Field Aligned Strata in the Ionization above the Ionospheric F
2 Layer 230
J. SAYERS, P. ROTHWELL & J. H. WAGER
doi:10.1038/198230a0
References | PDF (355K)
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| | Higher Education in Technology 233
J. ROSE
doi:10.1038/198233a0
PDF (880K)
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| | Research into the Acceptance of Technical Change 238
G. H. MCLAUGHLIN
doi:10.1038/198238a0
PDF (293K)
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| | Axioms and Theorems in Biology 240
H. KALMUS
doi:10.1038/198240a0
References | PDF (569K)
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| | Obituaries | |
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| | Prof. W. B. R. King, O.B.E., F.R.S. 244
F. W. SHOTTON
doi:10.1038/198244a0
PDF (137K)
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| | Dr. F. M. Brewer, C.B.E. 244
J. W. LINNETT
doi:10.1038/198244b0
PDF (273K)
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| | News and Views |  |
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| | Electronic Engineering at Nottingham : Prof. R. L. Beurle 245
doi:10.1038/198245a0
PDF (136K)
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| | Airborne Radar Group, Royal Radar Establishment: Mr. S. B. Marsh 245
doi:10.1038/198245b0
PDF (136K)
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| | Director, Guided Weapons (Explosives), Ministry of Aviation: Mr. A. Brewin 245
doi:10.1038/198245c0
PDF (136K)
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| | The Joint Mathematical Council of the United Kingdom 245
doi:10.1038/198245d0
PDF (284K)
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| | Science in Parliament 246
doi:10.1038/198246a0
PDF (148K)
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| | Research at the National Bureau of Standards, Boulder, Colorado 246
doi:10.1038/198246b0
PDF (148K)
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| | The International Commission on Zoological Nomenclature 246
doi:10.1038/198246c0
PDF (294K)
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| |
Food Preservation Quarterly
247
doi:10.1038/198247a0
PDF (146K)
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| | The Smithsonian Institution 247
doi:10.1038/198247b0
PDF (146K)
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| | The Manchester Museum 247
doi:10.1038/198247c0
PDF (146K)
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| | Equipment for Microtext Reading and Microreproduction 247
doi:10.1038/198247d0
PDF (146K)
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| | Strontium-90 in the Soils of the New York City Area 247
doi:10.1038/198247e0
PDF (285K)
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| | The Calouste Gulbenkian Foundation Grants 248
doi:10.1038/198248a0
PDF (139K)
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| | Graduate Programme in Space Physics 248
doi:10.1038/198248b0
PDF (139K)
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| | The Night Sky in May 248
doi:10.1038/198248c0
PDF (139K)
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| | Announcements | |
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| | Announcements 248
doi:10.1038/198248d0
PDF (139K)
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| | News | |
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| | Chemical Plant Management 249
T. H. HAWKINS
doi:10.1038/198249a0
PDF (280K)
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| | Application of Science and Technology for the Benefit of the Less-Developed Areas 250
doi:10.1038/198250a0
PDF (283K)
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| | Electron Microscopy 251
C. E. LUMSDEN
doi:10.1038/198251a0
PDF (143K)
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| | Articles | |
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| | Direct Observation of Polymer Molecules 252
M. J. RICHARDSON
doi:10.1038/198252a0
References | PDF (571K)
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| | Infra-red Spectrum of Resinite in Bituminous Coal 254
D. G. MURCHISON
doi:10.1038/198254a0
References | PDF (245K)
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| | Interference Fringes Produced by Superposition of Two Independent Maser Light Beams 255
G. MAGYAR & L. MANDEL
doi:10.1038/198255a0
References | PDF (269K)
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| | Quantum Effects in Dilute Solutions 257
IAN H. HILLIER & JOHN WALKLEY
doi:10.1038/198257a0
References | PDF (221K)
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| | Relation Between Tumouricidal and Prophage-Inducing Action 258
HIDEYA ENDO, MINORU ISHIZAWA, TOMOYA KAMIYA & SHUNRO SONODA
doi:10.1038/198258a0
References | PDF (342K)
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| | Relationship Between Chromosome Number and Radiosensitivity of Tumour Cells 260
LÁSZLÓ RÉVÉSZ, ULLA GLAS & GÖRAN HILDING
doi:10.1038/198260a0
References | PDF (258K)
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| | Independently Segregating Genetic Loci Concerned with Nitrate Reductase Activity in Aspergillus Nidulans
262
D. J. COVE & J. A. PATEMAN
doi:10.1038/198262a0
References | PDF (240K)
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| | Antibiotic Action in Adaptation 263
T. D. LUCKEY
doi:10.1038/198263a0
References | PDF (344K)
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| | Radium-226 in Bone and Soft Tissues of Man 265
JOHN B. HURSH & ARVIN LOVAAS
doi:10.1038/198265a0
References | PDF (490K)
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| | Effect of Oxygen in Mammalian Cells Sensitized to Radiation by Incorporation of 5-Bromodeoxyuridine into the DNA 268
R. M. HUMPHREY, W. C. DEWEY & A. CORK
doi:10.1038/198268a0
References | PDF (223K)
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| | Factors Inhibiting the Interference of Western Equine Encephalitis Virus by Rabies Virus in Chick Embryo Tissue Cultures 270
D. COHEN, S. MAZZUR, M. M. KAPLAN & H. KOPROWSKI
doi:10.1038/198270a0
References | PDF (247K)
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| | Stereochemical Theory of Olfaction 271
J. E. AMOORE
doi:10.1038/198271a0
References | PDF (243K)
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| | Acceleration of Bacterial Death by Growth Substrates 273
JOHN R. POSTGATE & J. R. HUNTER
doi:10.1038/198273a0
References | PDF (131K)
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| | Letters | |
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| | Linear Polarization of 21-cm Wave-length Radiation from Radio Sources 274
G. A. SEIELSTAD & R. W. WILSON
doi:10.1038/198274a0
First paragraph & References | PDF (223K)
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| | Decametric Radio Emissions of Jupiter 275
G. R. A. ELLIS & P. M. MCCULLOCH
doi:10.1038/198275a0
First paragraph & References | PDF (125K)
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| | Some Peculiarities in the Diurnal Variation of Maximum Ionization Density of the F2 Layer 276
C. S. R. RAO
doi:10.1038/198276a0
First paragraph & References | PDF (185K)
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| | Pulse-shortening in Electron Linear Accelerators and E
11 Type Modes 277
M. BELL, P. BRAMHAM & B. W. MONTAGUE
doi:10.1038/198277a0
First paragraph & References | PDF (223K)
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| | A Mechanism for the Photo-oxidizing Behaviour of Rutile Titanium Dioxide Pigment 278
A. G. VONDJIDIS & W. C. CLARK
doi:10.1038/198278a0
First paragraph & References | PDF (239K)
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| | 250° C Internal Friction Peak in Iron 279
P. BARRAND & G. M. LEAK
doi:10.1038/198279a0
First paragraph & References | PDF (120K)
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| | 250° C Internal Friction Peak in Iron 279
A. R. ROSENFIELD
doi:10.1038/198279b0
First paragraph & References | PDF (239K)
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| | Transformation of Structure in Silver–Tellurium Alloy Films 280
S. K. SHARMA
doi:10.1038/198280a0
First paragraph & References | PDF (229K)
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| | Weak Chemiluminescence of Oxidation Reactions 281
J. STAUFF, H. SCHMIDKUNZ & G. HARTMANN
doi:10.1038/198281a0
First paragraph & References | PDF (250K)
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| | Molecular Environment Effects in the Radiation Decomposition of  -D-Glucose 282
G. O. PHILLIPS & P. BAUGH
doi:10.1038/198282a0
First paragraph & References | PDF (283K)
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| | Filtration Capacity of Ion Exchange Columns 283
C. E. MELLISH & J. A. PAYNE
doi:10.1038/198283a0
First paragraph & References | PDF (140K)
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| | Anisotropy of the g-Factor in Aromatic Molecules 283
G. G. HALL & A. HARDISSON
doi:10.1038/198283b0
PDF (274K)
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| | Free Radical Chemistry of Cyclic Ethers : p-Dioxane and Morpholine 284
THOMAS J. WALLACE, ROY J. GRITTER & HAROLD G. WALSH
doi:10.1038/198284a0
First paragraph & References | PDF (246K)
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| | 2'-Deoxythioguanosine and its -Anomer 285
ROBERT H. IWAMOTO, EDWARD M. ACTON & LEON GOODMAN
doi:10.1038/198285a0
First paragraph & References | PDF (112K)
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| | Involvement of Synthesis of RNA in Thymineless Death 286
P. C. HANAWALT
doi:10.1038/198286a0
First paragraph & References | PDF (140K)
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| | Paper Electrophoresis of Xanthine Dehydrogenase from Drosophilla
286
E. C. KELLER JUN., PHYLLIS SAVERANCE & EDWARD GLASSMAN
doi:10.1038/198286b0
First paragraph & References | PDF (263K)
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| | Aceto-coenzyme A-kinase and the Condensing Enzyme in the Two-spotted Spider Mite 287
K. N. MEHROTRA
doi:10.1038/198287a0
First paragraph & References | PDF (259K)
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| | Transfer of Œstradiol-17 to Milk in Cattle 288
TORLEIV LUNAAS
doi:10.1038/198288a0
First paragraph & References | PDF (257K)
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| | Microbial Transformation of n-Octane into Dicarboxylic Acids 289
M. Y. ALI KHAN, A. N. HALL & D. S. ROBINSON
doi:10.1038/198289a0
First paragraph & References | PDF (122K)
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| | Stimulation of Oxytetracycline Formation by N-Acetyl Derivatives of Certain Amino-acids 289
WALTER A. ZYGMUNT
doi:10.1038/198289b0
First paragraph & References | PDF (256K)
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| | Testosterone and Asthma 290
E. R. TRETHEWIE
doi:10.1038/198290a0
First paragraph & References | PDF (134K)
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| | Ipsilateral Excitation of Extensor Motoneurones 290
VICTOR J. WILSON
doi:10.1038/198290b0
First paragraph & References | PDF (286K)
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| | Uptake of 5-Hydroxytryptamine by Sub-cellular Particles of Rabbit Brain 291
AKIRA INOUYE, KIYOSHI KATAOKA & JUNKO SHINAGAWA
doi:10.1038/198291a0
First paragraph & References | PDF (401K)
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| | Metabolic Activity of Oxytocin in the Puerperium 293
RICHARD L. BURT, NORMAN H. LEAKE & WARREN N. DANNENBURG
doi:10.1038/198293a0
First paragraph & References | PDF (127K)
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| | Variations in the Levels of Androgens and Gonadotrophic Hormones in the Blood of Rats during Healing of Fractures 294
A. H. SAID, F. A. SOLIMAN, M. S. ABDO & M. K. SOLIMAN
doi:10.1038/198294a0
First paragraph & References | PDF (132K)
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| | Toxic Products in Groundnuts 294
DOREEN E. M. MOODY & D. P. MOODY
doi:10.1038/198294b0
First paragraph & References | PDF (272K)
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| | Protease Inhibitor from Groundnut Skins 295
VÁCLAV  EPELÁK, ZDENA HORÁKOVÁ & ZDEN K PÁDR
doi:10.1038/198295a0
First paragraph & References | PDF (139K)
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| | Bioassay and Standardization of Venom of the Honey Bee 295
A. W. BENTON, R. A. MORSE & F. V. KOSIKOWSKI
doi:10.1038/198295b0
First paragraph & References | PDF (275K)
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| | Seasonal Variations in Thermal Fragility of Erythrocytes in Man : Influence of Age and Sex 296
LEONTINE GOLDSCHMIDT
doi:10.1038/198296a0
First paragraph & References | PDF (257K)
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| | Eosinophil Turnover in the Rat 297
E. C. FOOT
doi:10.1038/198297a0
First paragraph & References | PDF (231K)
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| | Delayed Hypersensitive Reactions in Bursectomized Chickens 298
BRANISLAV D. JANKOVI , MILORAD I VANESKI, DAFINA MILOEVI & LJILJANA POPESKOVI
doi:10.1038/198298a0
First paragraph & References | PDF (237K)
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| | Synthesis of Antibodies by Blood Leucocytes of the Rabbit 299
LOTTE HULLIGER & ERNST SORKIN
doi:10.1038/198299a0
First paragraph & References | PDF (125K)
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| | Bioassay of Œstrogen and Recurring Œstrus in Ovariectomized Ewes 299
MANIKA WODZICKA-TOMASZEWSKA
doi:10.1038/198299b0
First paragraph & References | PDF (331K)
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| | Invasion into Japanese Waters by the European Barnacle Balanus improvisus Darwin 301
TATUO KAWAHARA
doi:10.1038/198301a0
First paragraph & References | PDF (117K)
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| | Chitin in the Hyaline Exocuticle of the Scorpion 301
S. R. A. MALEK
doi:10.1038/198301b0
First paragraph & References | PDF (253K)
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| | Effect of Ethyl m-Aminobenzoate (MS 222) on the Elasmobranch Electrocardiograph 302
G. D. CAMPBELL & D. H. DAVIES
doi:10.1038/198302a0
First paragraph & References | PDF (136K)
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| | Killing of Bulb Eelworm by Hot-water Treatment 303
C. D. GREEN
doi:10.1038/198303a0
First paragraph & References | PDF (129K)
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| | An External Effect of Inorganic Nitrogen in Root Nodulation 303
J. W. TANNER & I. C. ANDERSON
doi:10.1038/198303b0
First paragraph & References | PDF (270K)
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| | Epiblast in Gramineae 304
W. R. BIRCH
doi:10.1038/198304a0
First paragraph & References | PDF (142K)
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| | A Rhizosphere Effect of the Pea Root on Soil Algae 304
D. R. CULLIMORE & M. WOODBINE
doi:10.1038/198304b0
First paragraph & References | PDF (261K)
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| | Effect of Flashing Light on Plant Growth Rate 305
M. H. DICKSON & S. E. CHUA
doi:10.1038/198305a0
First paragraph & References | PDF (121K)
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| | Gravenstein and Jonathan Apples produced with Gibberellic Acid 306
L. A. THOMAS
doi:10.1038/198306a0
First paragraph & References | PDF (120K)
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| | Therapeutic Activity of a Streptothricin-like Antibiotic against Apple Mildew 306
R. O. SHARPLES
doi:10.1038/198306b0
First paragraph & References | PDF (257K)
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| | Micromanipulation in the Examination of Rumen Bacteria 307
MARY R. PURDOM
doi:10.1038/198307a0
First paragraph & References | PDF (277K)
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| | Protein Nature of the Brain Hormone of Insects 308
MAMORI ICHIKAWA & HIRONORI ISHIZAKI
doi:10.1038/198308a0
First paragraph & References | PDF (266K)
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| | Comparative Anthelmintic Efficacy of Thiabendazole and Mixtures of Phenothiazine and Phenzidole 309
J. R. EGERTON, W. H. OTT & A. C. CUCKLER
doi:10.1038/198309a0
First paragraph & References | PDF (241K)
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| | Reversed Photoperiodic Seasons and Wool Growth 310
D. S. HART, J. W. BENNETT, J. C. D. HUTCHINSON & MANIKA WODZICKA-TOMASZEWSKA
doi:10.1038/198310a0
First paragraph & References | PDF (248K)
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| | Consumption of Oxygen by Sweat Glands of Indian Zebu Cattle 311
D. P. SADHU & D. ROY CHOWDHURY
doi:10.1038/198311a0
First paragraph & References | PDF (133K)
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| | Uterus and Occurrence of Œstrus in Pigs 311
L. L. ANDERSON, R. L. BUTCHER & R. M. MELAMPY
doi:10.1038/198311b0
First paragraph & References | PDF (255K)
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| | Transfer of Virus by a Direct Leaf-to-leaf Method 312
HARRY H. MURAKISHI
doi:10.1038/198312a0
First paragraph & References | PDF (257K)
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| | Transient Sensitivity of Intracellular Psittacosis Virus to X-rays 313
MORRIS POLLARD, NEHAMA SHARON & W. R. KLEMM
doi:10.1038/198313a0
First paragraph & References | PDF (244K)
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| | Correlations between Relatives arising from Sex-linked Genes 314
KENNETH MATHER & JOHN L. JINKS
doi:10.1038/198314a0
First paragraph & References | PDF (218K)
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| | Correlations between Relatives arising from Sex-linked Genes 315
STANLEY M. GARN & CHRISTABEL G. ROHMANN
doi:10.1038/198315a0
First paragraph & References | PDF (241K)
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| | Attempts to produce Genetical Changes in Drosophila by Centrifugation 316
O. S. REDDI
doi:10.1038/198316a0
First paragraph & References | PDF (131K)
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| | Congenital Abnormalities and Competition in Man and Other Mammals at Different Maternal Ages 316
P. A. PARSONS
doi:10.1038/198316b0
First paragraph & References | PDF (293K)
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| | An Improved Technique for the Preparation and Scanning of Thin-layer Chromatograms 317
ROBERT L. SQUIBB
doi:10.1038/198317a0
First paragraph & References | PDF (161K)
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| | Special-purpose Slide Rules as Exemplified by a Rule for Maintaining a Constant Exposure in Successive Autoradiographs with Iodine-131 318
ELLERY C. STOWELL
doi:10.1038/198318a0
PDF (169K)
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| | Forthcoming Events | |
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| | Forthcoming Events 319
doi:10.1038/198319a0
PDF (172K)
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| | Appointments Vacant | |
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| | Appointments Vacant 319
doi:10.1038/198319b0
PDF (353K)
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| | Reports and other Publications | |
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| | Reports and other Publications 320
doi:10.1038/198320a0
PDF (181K)
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