Articles

 Glamourous Road to Space

Robert C. Bolles
Science 9 August 1968: 520.
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 Amazonian Fauna in Danger

Charles W. Quaintance
Science 9 August 1968: 520-522.
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 Contracting Policies of Artificial Heart Program

Frank W. Hastings
Science 9 August 1968: 522.
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 Behavior: Questions of Influences

Robert B. Cairns
Science 9 August 1968: 522-524.
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 Letters to the Editor

Ernst W. Hansen
Science 9 August 1968: 524-525.
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 Declaration of Independence

Brownlee Haydon
Science 9 August 1968: 525.
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 University Response to Social Needs

Kenneth E. Clark
Science 9 August 1968: 527.
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 Repeated Sequences in DNA

R. J. Britten and D. E. Kohne
Science 9 August 1968: 529-540.
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 Energy Production in Stars

Hans A. Bethe
Science 9 August 1968: 541-547.
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 Museums Today

Sidney R. Galler, James A. Oliver, H. Radclyffe Roberts, Herbert Friedmann, and Donald F. Squires
Science 9 August 1968: 548-551.
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 Lake Michigan: Salmon Help To Redress the Balance

Luther J. Carter
Science 9 August 1968: 551-555.
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 Protein Supplements: AID Focuses on Background Problems

Marti Mueller
Science 9 August 1968: 555-556.
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 Sakharov: Soviet Physicist Appeals for Bold Initiatives

Louise Campbell
Science 9 August 1968: 556-558.
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CBW: British Protests Grow about Porton Center

John Walsh
Science 9 August 1968: 558.
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UFO Project: Trouble On The Ground

Philip M. Boffy
Science 9 August 1968: 558.
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Induction and Survival of Hemoglobin-Less and Erythrocyte-Less Tadpoles and Young Bullfrogs

Gustavo Flores and Earl Frieden
Science 9 August 1968: 558.
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 Fundamental Research and the Universities. Some Comments on International Differences. Joseph Ben-David. Organisation for Economic Co-operation and Development, Paris, 1968. 111 pp., illus. Paper, $1.50

Robert Gilpin
Science 9 August 1968: 559-560.
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 Orgins of the American Indians. European Concepts, 1492-1729. Lee Eldridge Huddleston. Published for the Institute of Latin American Studies by the University of Texas Press, Austin, 1967. x + 179 pp. $5. Latin American Monographs, No. 11

Jesse D. Jennings
Science 9 August 1968: 560-561.
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 Social Organization of Hamadryas Baboons. A Field Study. Hans Kummer. University of Chicago Press, Chicago, 1968. x + 189 pp., illus. $8.95

Donald Stone Sade
Science 9 August 1968: 561-562.
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 Ferroelectricity. Ennio Fatuzzo and Walter J. Merz. North-Holland, Amsterdam; Interscience (Wiley), New York, 1967. x + 289 pp., illus. $11.25. Selected Topics in Solid State Physics

B. D. Silverman
Science 9 August 1968: 562.
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 The Characterization of High-Temperature Vapors. John L. Margrave, Ed. Wiley, New York, 1967. x + 555 pp., illus. $24.95

A. J. Darnell
Science 9 August 1968: 562-563.
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 The Evolution of Differentiation. Willium S. Bullough. Academic Press, New York, 1967. viii + 206 pp., illus. $8

Barbara E. Wright
Science 9 August 1968: 563.
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 Books Received

Science 9 August 1968: 563.
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X-ray Structures of the Sun during the Importance 1N Flare of 8 June 1968

G. S. Vaiana, W. P. Reidy, T. Zehnpfennig, L. VanSpeybroeck, and R. Giacconi
Science 9 August 1968: 564-567.
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The Effect of Mass on Frequency

Dror Sadeh, Stephen Knowles, and Benjamin Au
Science 9 August 1968: 567-569.
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RNA-DNA Hybridization: Demonstration in a Mammalian System of Competition by Preincubation

W. Stuart Riggsby and Virginia Merriam
Science 9 August 1968: 570.
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Histochemical Localization of Renal Trehalase: Demonstration of a Tubular Site

I. William Grossman and Bertram Sacktor
Science 9 August 1968: 571-572.
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Temperature in the Monkey: Transmitter Factors Released from the Brain during Thermoregulation

Robert D. Mers and Lawrence G. Sharpe
Science 9 August 1968: 572-573.
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Thermally Stable Telemeter for Thermoregulation Studies

Hugh Spencer
Science 9 August 1968: 574-575.
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Obligatory Sperm Storage in the Skink Hemiergis peronii

Michael Smyth and Meredith J. Smith
Science 9 August 1968: 575-576.
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Ionic Interaction of Sulfatide with Choline Lipids

Morris B. Abramson and Robert Katzman
Science 9 August 1968: 576-577.
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Pyrrhotites: Synthetics Having Two New Superstructures

Nobuo Morimoto and Hiromoto Nakazawa
Science 9 August 1968: 577-579.
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Bends: Detection of Circulating Gas Emboli with External Sensor

Murlin F. Gillis, Manuel T. Karagianes, and Palmer L. Peterson
Science 9 August 1968: 579-580.
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Cytoplasmic Activity in Type I Pulmonary Epithelial Cells Induced by Macroaggregated Albumin

Edith J. Hapke and Harlan J. Pederson
Science 9 August 1968: 580-582.
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Pesticide Transformations: Production of Chloroazobenzenes from Chloroanilines

Richard Bartha, H. A. B. Linke, and David Pramer
Science 9 August 1968: 582-583.
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Estrus-Inducing Pheromone of Male Mice: Transport by Movement of Air

W. K. Whitten, F. H. Bronson, and J. A. Greenstein
Science 9 August 1968: 584-585.
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Zona Pellucida Dissolution Enzymes of the Rabbit Sperm Head

Richard Stambaugh and Jean Buckley
Science 9 August 1968: 585-586.
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Bioluminescence: pH Activity Profies of Related Luciferase Fractions

Neil Krieger and J. W. Hastings
Science 9 August 1968: 586-589.
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Beta Thalassemia Trait: Detection at Birth

Yuet Wai Kan and David G. Nathan
Science 9 August 1968: 589-590.
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Regulation of Segment-Building during the Postembryonic Development of a Common Milliped

Michael W. Berns and William T. Keeton
Science 9 August 1968: 590-591.
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Collagen: Relatively Invariant (Helical) and Variable (Nonhelical) Regions

Paul Bornstein
Science 9 August 1968: 592-593.
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Metachromatic Leukodystrophy: Diagnosis with Samples of Venous Blood

Alan K. Percy and Roscoe O. Brady
Science 9 August 1968: 594-595.
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Reversible Cryogenic Blockade Brain of Unrestrained Animals of Neural Function in the

James E. Skinner and Donald B. Lindsley
Science 9 August 1968: 595-597.
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Alarm Pheromone in the Earthworm Lumbricus terrestris

Robert H. Ressler, Robert B. Cialdini, Mitchell L. Ghoca, and Suzanne M. Kleist
Science 9 August 1968: 597-599.
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Discrimination of the Odor of Stressed Rats

John G. Valenta and Marilyn K. Rigby
Science 9 August 1968: 599-601.
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 Surveyor V Landing: the Effect of Slope on Bearing Capacity

Leslie L. Karfutiah and Edward A. Nowatzki
Science 9 August 1968: 601-602.
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 Mercury's Permanent Thermal Bulges

Charles C. Counselman, III and Irwin I. Shapiro
Science 9 August 1968: 602.
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 Kuroshio

John C. Marr
Science 9 August 1968: 603-604.
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 Calendar of Events

Science 9 August 1968: 604.
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