Articles

 Oil Shale: A Vast Resource

Charles H. Prien
Science 18 August 1967: 755.
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 Letter to the Editor

John W. Hand
Science 18 August 1967: 755.
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 Vietnam: Call for Scientific Help

Ernest C. Pollard
Science 18 August 1967: 755-756.
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 Salmon Semantics

L. Miller
Science 18 August 1967: 756.
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 Letter to the Editor

Manfred Kroger
Science 18 August 1967: 756.
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 Justifying Academic Research

P. H. Abelson
Science 18 August 1967: 759.
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 Japanese Program on Earthquake Prediction: A prediction program now under way in Japan succeeds in long-range forecast of the Matsushiro earthquakes

T. Hagiwara and T. Rikitake
Science 18 August 1967: 761-768.
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Animal Communication Signals: We are beginning to understand how the structure of animal signals relates to the function they serve

Peter Marler
Science 18 August 1967: 769-774.
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Agricultural Production in the Developing Countries

G. F. Sprague
Science 18 August 1967: 774-778.
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How Much Research?: The educational aspect is crucial in justifying further growth in research

Kenneth S. Pitzer
Science 18 August 1967: 779-781.
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 Radio Astronomy: NSF Scrutinizing Proposals for Six Major Instruments

Victor K. McElheny
Science 18 August 1967: 782-784.
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 NEWS IN BRIEF

Science 18 August 1967: 783.
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 Technology and the Environment: A New Concern on Capitol Hill

Luther J. Carter
Science 18 August 1967: 784-786.
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 Clocking Science: Army Lab Puts Meters on Research Equipment

Kathleen Sperry
Science 18 August 1967: 786-788.
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 State Universities: Donations on the Rise

K. S.
Science 18 August 1967: 787.
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 Aldabra: Biology May Lose A Unique Island Ecosystem

John Walsh
Science 18 August 1967: 788-790.
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 William Harvey's Biological Ideas. Selected Aspects and Historical Background. Walter Pagel. Hafner, New York, 1967. 394 pp., illus. $25.50

William Coleman
Science 18 August 1967: 792-793.
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 The Life of William Harvey. Geoffrey Keynes. Oxford University Press, New York, 1966. 501 pp., illus. $14.40

William Coleman
Science 18 August 1967: 792-793.
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 Sources of Quantum Mechanics. B. L. van der Waerden, Ed. North-Holland, Amsterdam, 1967. 442 pp., illus. $14

Joseph Agassi
Science 18 August 1967: 794-795.
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 The Origin of Continents and Oceans. Alfred Wegener. Translated from the fourth revised edition (Braunschweig, 1929) by John Biram. Dover, New York, 1967. 256 pp., illus. Paper, $2

Dale C. Krause
Science 18 August 1967: 795.
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 Debate about the Earth. Approach to Geophysics through Analysis of Continental Drift. H. Takeuchi, S. Uyeda, and H. Kanamori. Translated from the Japanese by Keiko Kanamori. Freeman, Cooper, San Francisco, 1967. 253 pp., illus. $4.50

Dale C. Krause
Science 18 August 1967: 795.
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 Basic Data of Plasma Physics, 1966. Sanborn C. Brown. M.I.T. Press, Cambridge, Mass., ed. 2, 1967. 330 pp., illus. $8.50

M. A. Rothman
Science 18 August 1967: 795-796.
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 Regulation of Metabolic Processes in Mitochondria. Proceedings of a symposium held in Bari, Italy, April-May 1965. J. M. Tager, S. Papa, E. Quagliariello, and E. C. Slater, Eds. Elsevier, New York, 1966. 594 pp., illus. $27.50

John R. Williamson
Science 18 August 1967: 796.
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 Ion Exchange. A Series of Advances. Vol. 1. Jacob A. Marinsky, Ed. Dekker, New York, 1966. 436 pp., illus. $16.75

Harry P. Gregor
Science 18 August 1967: 796-797.
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 Weeds of the World. Biology and Control. Lawrence J. King. Leonard Hill, London; Interscience (Wiley), New York, 1966. 564 pp., illus. $18

Kittie F. Parker
Science 18 August 1967: 797.
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 The Fungi: An Advanced Treatise. Vol. 2, The Fungal Organism. G. C. Ainsworth and Alfred S. Sussman, Eds. Academic Press, New York, 1966. 823 pp., illus. $27

P. R. Day
Science 18 August 1967: 797-798.
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 Theory of Crystal Defects. Proceedings of a summer school held in Hrazany, Czechoslovakia, September 1964. Boris Gruber, Ed. Czechoslovak Academy of Sciences, Prague; Academic Press, New York, 1966. 415 pp., illus. $15

J. Friedel
Science 18 August 1967: 798.
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Transformation of Gibbsite to Chlorite in Ocean Bottom Sediments

L. D. Swindale and Pow-Foong Fan
Science 18 August 1967: 799-800.
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Andesitic Volcanism and Seismicity around the Pacific

William R. Dickinson and Trevor Hatherton
Science 18 August 1967: 801-803.
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Mutant Enzymatic and Cytological Phenotypes in Cultured Human Fibroblasts

Jules G. Leroy and Robert I. DeMars
Science 18 August 1967: 804-806.
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New Method for the Detection of Light Deflection by Solar Gravity

Irwin I. Shapiro
Science 18 August 1967: 806-808.
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Clear-Air Turbulence: Simultaneous Observations by Radar and Aircraft

John J. Hicks, Isadore Katz, Claude R. Landry, and Kenneth R. Hardy
Science 18 August 1967: 808-809.
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Virus-Like Particles in Normal and Tumorous Tissues of Drosophila

Hiromu Akai, Elisabeth Gateff, Lowell E. Davis, and Howard A. Schneiderman
Science 18 August 1967: 810-813.
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Molecular and Thermal Origins of Fast Photoelectric Effects in the Squid Retina

W. A. Hagins and R. E. McGaughy
Science 18 August 1967: 813-816.
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Transforming Activity in Both Complementary Strands of Bacillus subtilis DNA

Mary-Dell Chilton
Science 18 August 1967: 817-819.
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Antibody Formation: Stimulation by Polyadenylic and Polycytidylic Acids

Werner Braun and Masayasu Nakano
Science 18 August 1967: 819-821.
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Deoxycytidylate and Deoxyguanylate Kinase Activity in Pneumococci after Exposure to Known Polyribonucleotides

William Firshein, Ruth C. Benson, and Margaret Sease
Science 18 August 1967: 821-822.
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Ion Pairing of Magnesium Sulfate in Seawater: Determined by Ultrasonic Absorption

F. H. Fisher
Science 18 August 1967: 823.
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Valyl-Transfer RNA: Role in Repression of the Isoleucine-Valine Enzymes in Escherichia coli

Martin Freundlich
Science 18 August 1967: 823-825.
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Flow Characteristics of Human Erythrocytes through Polycarbonate Sieves

Magnus I. Gregersen, Cyrus A. Bryant, Walter E. Hammerle, Shunichi Usami, and Shu Chien
Science 18 August 1967: 825-827.
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Blood Viscosity: Influence of Erythrocyte Deformation

Shu Chien, Shunichi Usami, Robert J. Dellenback, and Magnus I. Gregersen
Science 18 August 1967: 827-829.
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Blood Viscosity: Influence of Erythrocyte Aggregation

Shu Chien, Shunichi Usami, Robert J. Dellenback, Magnus I. Gregersen, Luddo B. Nanninga, and M. Mason Guest
Science 18 August 1967: 829-831.
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Athens Variant of Glucose-6-Phosphate Dehydrogenase

George Stamatoyannopoulos, Akira Yoshida, Chr. Bacopoulos, and Arno G. Motulksy
Science 18 August 1967: 831-833.
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Oxygen Tension as a Control Mechanism in Pollen Tube Rupture

R. G. Stanley and H. F. Linskens
Science 18 August 1967: 833-834.
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Copulation and Sperm Induction by Normal and Palpless Male Linyphiid Spiders

Jerome S. Rovner
Science 18 August 1967: 835.
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Brain Polysomes: Response to Environmental Stimulation

S. H. Appel, W. Davis, and S. Scott
Science 18 August 1967: 836-838.
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 Drinking Induced by Carbachol: Thirst Circuit or Ventricular Modification?

Aryeh Routtenberg, Alan E. Fisher, and Robert A. Levitt
Science 18 August 1967: 838-841.
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 Extrusive Lunar Ring Structures?

William K. Hartmann
Science 18 August 1967: 841.
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 Carbon Monoxide

John R. Goldsmith
Science 18 August 1967: 842-844.
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