Science

New Series, Vol. 156, No. 3773, Apr. 21, 1967
ISSN:
00368075
Issue Stable URL:
http://www.jstor.org/stable/i299372

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Previous issue:

No. 3772, Apr. 14, 1967, pp. 119-302

- Front MatterFront Matter (pp. 303-414)
- Stable URL: http://www.jstor.org/stable/1720275
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Letters
1. - New Drugs: The Tortuous Road to ApprovalNew Drugs: The Tortuous Road to Approval (p. 313)
  - Maurice B. Visscher
  - Stable URL: http://www.jstor.org/stable/1720276
  - PDF
2. - Definitions, Distinctions, and DichotomiesDefinitions, Distinctions, and Dichotomies (pp. 313-314)
  - A. W. K. Metzner, David Bryson
  - Stable URL: http://www.jstor.org/stable/1720277
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3. - Statistical Randomization in the Behavioral SciencesStatistical Randomization in the Behavioral Sciences (p. 314)
  - Herbert J. Walberg
  - Stable URL: http://www.jstor.org/stable/1720278
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4. - Growth Incentives in the "Have-Not" NationsGrowth Incentives in the "Have-Not" Nations (pp. 314-316)
  - Harald Frederiksen, V. L. Parsegian
  - Stable URL: http://www.jstor.org/stable/1720279
  - PDF
- Copyright and ComputersCopyright and Computers (p. 319)
- Dael Wolfle
- Stable URL: http://www.jstor.org/stable/1720280
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- Electron Beams: National Bureau of Standards and the New TechnologyElectron Beams: National Bureau of Standards and the New Technology (pp. 321-328)
- H. W. Koch
- Stable URL: http://www.jstor.org/stable/1720281
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- Regulation of Food Intake and ObesityRegulation of Food Intake and Obesity (pp. 328-337)
- Jean Mayer, Donald W. Thomas
- Stable URL: http://www.jstor.org/stable/1720282
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- Molecular Aspects of Lens Cell DifferentiationMolecular Aspects of Lens Cell Differentiation (pp. 338-346)
- John Papaconstantinou
- Stable URL: http://www.jstor.org/stable/1720283
- PDF
- Mass Drug Catastrophes and the Roles of Science and TechnologyMass Drug Catastrophes and the Roles of Science and Technology (pp. 346-351)
- Walter Modell
- Stable URL: http://www.jstor.org/stable/1720284
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- Implant Biotelemetry and MicroelectronicsImplant Biotelemetry and Microelectronics (pp. 351-360)
- W. H. Ko, M. R. Neuman
- Stable URL: http://www.jstor.org/stable/1720285
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News and Comment
1. - The National Academy of Sciences: Profile of an Institution (II)The National Academy of Sciences: Profile of an Institution (II) (pp. 360-364)
  - D. S. Greenberg
  - Stable URL: http://www.jstor.org/stable/1720286
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2. - News in BriefNews in Brief (p. 363)
  - Stable URL: http://www.jstor.org/stable/1720287
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3. - Military Research: A Decline in the Interest of Scientists?Military Research: A Decline in the Interest of Scientists? (pp. 364-366)
  - Bryce Nelson
  - Stable URL: http://www.jstor.org/stable/1720288
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4. - Funding Project Themis: A ClarificationFunding Project Themis: A Clarification (p. 366)
  - E. L.
  - Stable URL: http://www.jstor.org/stable/1720289
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5. - Molecular Biology: British Groups Push Enzyme-Structure StudiesMolecular Biology: British Groups Push Enzyme-Structure Studies (pp. 367-369)
  - Nigel Calder
  - Stable URL: http://www.jstor.org/stable/1720290
  - PDF
6. - AppointmentsAppointments (p. 369)
  - Stable URL: http://www.jstor.org/stable/1720291
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7. - Recent DeathsRecent Deaths (p. 369)
  - Stable URL: http://www.jstor.org/stable/1720292
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- Erratum: Thyroxine: Effects of Neonatal Administration on Maturation, Development, and BehaviorErratum: Thyroxine: Effects of Neonatal Administration on Maturation, Development, and Behavior (p. 369)
- Stable URL: http://www.jstor.org/stable/1720293
- PDF
- Erratum: Mechanism of Antibody Synthesis: Size Differences between Mouse Kappa ChainsErratum: Mechanism of Antibody Synthesis: Size Differences between Mouse Kappa Chains (p. 369)
- Stable URL: http://www.jstor.org/stable/1720294
- PDF
Book Reviews
1. - Review: Keeping Our Habitation HabitableReview: Keeping Our Habitation Habitable (pp. 370-371)
  - Michael F. Brewer
  - Reviewed work(s): Future Environments of North America. Transformation of a Continent. Proceedings of a conference at Warrenton, Virginia, April 1965 by F. Fraser Darling; John P. Milton
  - Stable URL: http://www.jstor.org/stable/1720295
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2. - Review: Sex Roles: Biology and CultureReview: Sex Roles: Biology and Culture (p. 371)
  - Jerome Kagan
  - Reviewed work(s): The Development of Sex Differences by Eleanor E. Maccoby
  - Stable URL: http://www.jstor.org/stable/1720296
  - PDF
3. - Review: Papers in MathematicsReview: Papers in Mathematics (p. 372)
  - Burton Wendroff
  - Reviewed work(s): Numerical Solution of Partial Differential Equations. Proceedings of a symposium held at College Park, Maryland, May 1965 by James H. Bramble
  - Stable URL: http://www.jstor.org/stable/1720297
  - PDF
4. - Review: Treatise on MolluscsReview: Treatise on Molluscs (pp. 372-373)
  - Earl Segal
  - Reviewed work(s): Physiology of Mollusca. Vol 2 by Karl M. Wilbur; C. M. Yonge
  - Stable URL: http://www.jstor.org/stable/1720298
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5. - Review: Plasmas and Magnetic FieldsReview: Plasmas and Magnetic Fields (p. 373)
  - John M. Greene
  - Reviewed work(s): Reviews of Plasma Physics. Vol. 2 by M. A. Leontovich
  - Stable URL: http://www.jstor.org/stable/1720299
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6. - Books ReceivedBooks Received (p. 373)
  - Stable URL: http://www.jstor.org/stable/1720300
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Reports
1. - Distribution and Variability of Cosmic X-Ray SourcesDistribution and Variability of Cosmic X-Ray Sources (pp. 374-378)
  - H. Friedman, E. T. Byram, T. A. Chubb
  - Stable URL: http://www.jstor.org/stable/1720301
  - PDF
2. - Vertebrate Evidence of a Low Sea Level in the Middle PlioceneVertebrate Evidence of a Low Sea Level in the Middle Pliocene (p. 379)
  - S. David Webb, Norman Tessman
  - Stable URL: http://www.jstor.org/stable/1720302
  - PDF
3. - Bering Land Bridge: Evidence of Spruce in Late-Wisconsin TimesBering Land Bridge: Evidence of Spruce in Late-Wisconsin Times (pp. 380-383)
  - Paul A. Colinvaux
  - Stable URL: http://www.jstor.org/stable/1720303
  - PDF
4. - Foraminiferal Ooze: Solution at DepthsForaminiferal Ooze: Solution at Depths (pp. 383-385)
  - Wolfgang H. Berger
  - Stable URL: http://www.jstor.org/stable/1720304
  - PDF
5. - Chemical Exfoliation of Vermiculite and the Production of Colloidal DispersionsChemical Exfoliation of Vermiculite and the Production of Colloidal Dispersions (pp. 385-387)
  - G. F. Walker, W. G. Garrett
  - Stable URL: http://www.jstor.org/stable/1720305
  - PDF
6. - Amino Acid Coding in Sarcina lutea and Saccharomyces cerevisiaeAmino Acid Coding in Sarcina lutea and Saccharomyces cerevisiae (pp. 387-390)
  - William E. Groves, Ellis S. Kempner
  - Stable URL: http://www.jstor.org/stable/1720306
  - PDF
7. - Hydrocarbons in Digestive Tract and Liver of a Basking SharkHydrocarbons in Digestive Tract and Liver of a Basking Shark (pp. 390-391)
  - Max Blumer
  - Stable URL: http://www.jstor.org/stable/1720307
  - PDF
8. - Gastrin Antibodies: Induction, Demonstration, and SpecificityGastrin Antibodies: Induction, Demonstration, and Specificity (pp. 391-392)
  - D. R. Schneider, G. L. Endahl, M. C. Dodd, J. E. Jesseph, N. J. Bigley, R. M. Zollinger
  - Stable URL: http://www.jstor.org/stable/1720308
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9. - Viral Hemorrhagic Encephalopathy of RatsViral Hemorrhagic Encephalopathy of Rats (pp. 392-394)
  - Adnan H. ElDadah, Neal Nathanson, Kendall O. Smith, Robert A. Squire, George W. Santos, Edward C. Melby
  - Stable URL: http://www.jstor.org/stable/1720309
  - PDF
10. - Suppressor Selection for Amino Acid Replacements Expected on the Basis of the Genetic CodeSuppressor Selection for Amino Acid Replacements Expected on the Basis of the Genetic Code (pp. 394-397)
  - Hillard Berger, Charles Yanofsky
  - Stable URL: http://www.jstor.org/stable/1720310
  - PDF
11. - Hemoglobin $\alpha _{2}\beta _{2}{}^{121\text{Lys}}$ Chemical Identification in an Egyptian FamilyHemoglobin $\alpha _{2}\beta _{2}{}^{121\text{Lys}}$ Chemical Identification in an Egyptian Family (pp. 397-398)
  - K. A. Kamel, K. C. Hoerman, A. Y. Awny
  - Stable URL: http://www.jstor.org/stable/1720311
  - PDF
12. - Seed Dormancy: Breaking by Uncouplers and Inhibitors of Oxidative PhosphorylationSeed Dormancy: Breaking by Uncouplers and Inhibitors of Oxidative Phosphorylation (pp. 398-399)
  - L. A. T. Ballard, A. E. Grant Lipp
  - Stable URL: http://www.jstor.org/stable/1720312
  - PDF
13. - Malic Dehydrogenase Isozymes: Distribution in Developing Nucleate and Anucleate Halves of Sea Urchin EggsMalic Dehydrogenase Isozymes: Distribution in Developing Nucleate and Anucleate Halves of Sea Urchin Eggs (pp. 400-401)
  - Grant W. Patton, Jr., Laurens Mets, Claude A. Villee
  - Stable URL: http://www.jstor.org/stable/1720313
  - PDF
14. - Serotonin: Release in the Forebrain by Stimulation of Midbrain Raphé Serotonin: Release in the Forebrain by Stimulation of Midbrain Raphé (pp. 402-403)
  - George K. Aghajanian, John A. Rosecrans, Michael H. Sheard
  - Stable URL: http://www.jstor.org/stable/1720314
  - PDF
15. - Rapid Eye Movement Sleep Deprivation: A Central-Neural Change during WakefulnessRapid Eye Movement Sleep Deprivation: A Central-Neural Change during Wakefulness (pp. 403-406)
  - James H. Dewson, William C. Dement, Terry E. Wagener, Kenneth Nobel
  - Stable URL: http://www.jstor.org/stable/1720315
  - PDF
16. - Perceived Number and Evoked Cortical PotentialsPerceived Number and Evoked Cortical Potentials (pp. 406-408)
  - M. Russell Harter, C. T. White
  - Stable URL: http://www.jstor.org/stable/1720316
  - PDF
17. - Permanence of Retrograde Amnesia Produced by Electroconvulsive ShockPermanence of Retrograde Amnesia Produced by Electroconvulsive Shock (pp. 408-410)
  - Marvin W. Luttges, James L. McGaugh
  - Stable URL: http://www.jstor.org/stable/1720317
  - PDF
18. - The Plio-Pleistocene BoundaryThe Plio-Pleistocene Boundary (p. 410)
  - Gerald M. Richmond, Cesare Emiliani
  - Stable URL: http://www.jstor.org/stable/1720318
  - PDF
Meetings
1. - Sailing Yacht ResearchSailing Yacht Research (pp. 411-412)
  - Britton Chance, Sr., Pierre de Saix, Halsey Herrreshoff, Jerome H. Milgram
  - Stable URL: http://www.jstor.org/stable/1720319
  - PDF
2. - Forthcoming EventsForthcoming Events (pp. 412-414)
  - Stable URL: http://www.jstor.org/stable/1720320
  - PDF
- Back MatterBack Matter (pp. 415-418)
- Stable URL: http://www.jstor.org/stable/1720321
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Next issue:

No. 3774, Apr. 28, 1967, pp. 419-570

Science

New Series, Vol. 156, No. 3773, Apr. 21, 1967

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