Articles

 Macroevolution Conference

D. J. FUTUYMA, R. C. LEWONTIN, G. C. MAYER, J. SEGER, and J. W. STUBBLEFIELD, III
Science 20 February 1981: 770.
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 Macroevolution Conference

ALAN R. TEMPLETON and L. VAL GIDDINGS
Science 20 February 1981: 770-773.
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 Macroevolution Conference

HAMPTON L. CARSON
Science 20 February 1981: 773.
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 Macroevolution Conference

EVERETT C. OLSON
Science 20 February 1981: 773-774.
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 Macroevolution Conference

JOSEPH E. ARMSTRONG and BOYCE A. DRUMMOND
Science 20 February 1981: 774.
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 Lasers in Space

MICHAEL B. CALLAHAM
Science 20 February 1981: 774.
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 Lasers in Space

BEN BOVA
Science 20 February 1981: 774.
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Erratum

Science 20 February 1981: 774.
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Erratum

Science 20 February 1981: 774.
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 Laboratory Safety

PHILIP H. ABELSON
Science 20 February 1981: 775.
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Prudent practices for handling hazardous chemicals in laboratories

BC McKusick
Science 20 February 1981: 777-780.
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Geologic Remote Sensing

Alexander F. H. Goetz and Lawrence C. Rowan
Science 20 February 1981: 781-791.
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 AAAS—Newcomb Cleveland Prize To Be Awarded for an Article or a Report Published in Science

Science 20 February 1981: 791.
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 The judiciary: what role in health improvement?

DL Bazelon
Science 20 February 1981: 792-793.
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 Cabinet Split on Merits of Grain Embargo

COLIN NORMAN
Science 20 February 1981: 794-795.
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 EPA and Industry Pursue Regulatory Options

R. JEFFREY SMITH
Science 20 February 1981: 796-798.
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 Prior Restraints Recommended

GINA BARI KOLATA
Science 20 February 1981: 797.
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 Science Subcommittees Get New Chairmen

William J. Broad
Science 20 February 1981: 798-799.
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 Air Academy Drops Ban on Sickle Carriers

William J. Broad
Science 20 February 1981: 799.
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 Budget Cutters Clip Away at Science

William J. Broad
Science 20 February 1981: 799.
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 Academy Hosts Meeting on Conservation of Monuments

William J. Broad
Science 20 February 1981: 799.
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 Institute Loses Bid for Hughes's Billions

WILLIAM J. BROAD
Science 20 February 1981: 800-802.
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 The Tradition of Hughes Medical: Support of Superior Research

WILLIAM J. BROAD
Science 20 February 1981: 800.
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 Matter, matter, everywhere . .

M. MITCHELL WALDROP
Science 20 February 1981: 803-806.
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 Ethiopian Stone Tools Are World's Oldest

ROGER LEWIN
Science 20 February 1981: 806-807.
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 Prediction of Huge Peruvian Quakes Quashed

RICHARD A. KERR
Science 20 February 1981: 808-809.
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 Origins of the Modern Synthesis

MICHAEL RUSE
Science 20 February 1981: 810-811.
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 Muscle Physiology

MICHAEL BÁRÁNY
Science 20 February 1981: 812.
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 Enzymatic Transformations

F. PETER GUENGERICH
Science 20 February 1981: 812-813.
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 Tupaiidae

ROBERT MARTIN
Science 20 February 1981: 813.
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 A Study in Paleoecology

REUBEN J. ROSS, JR.
Science 20 February 1981: 813-814.
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 Books Received

Science 20 February 1981: 814.
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 Measurements of the Volcanic Plumes of Mount St. Helens in the Stratosphere and Troposphere: Introduction

JAMES B. POLLACK
Science 20 February 1981: 815-816.
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Airborne Studies of the Emissions from the Volcanic Eruptions of Mount St. Helens

PETER V. HOBBS, LAWRENCE F. RADKE, MARK W. ELTGROTH, and DEAN A. HEGG
Science 20 February 1981: 816-818.
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Trajectories of the Mount St. Helens Eruption Plume

EDWIN F. DANIELSEN
Science 20 February 1981: 819-821.
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Gaseous Constituents in the Plume from Eruptions of Mount St. Helens

EDWARD C. Y. INN, JAMES F. VEDDER, ESTELLE P. CONDON, and DEAN O'HARA
Science 20 February 1981: 821-823.
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Changes in Stratospheric Water Vapor Associated with the Mount St. Helens Eruption

DAVID G. MURCRAY, FRANK J. MURCRAY, D. BOYD BARKER, and H. JOHN MASTENBROOK
Science 20 February 1981: 823-824.
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Measurements of Cloud Condensation Nuclei in the Stratosphere Around the Plume of Mount St. Helens

C. F. ROGERS, J. G. HUDSON, and W. C. KOCMOND
Science 20 February 1981: 824-825.
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Filter Measurements of Stratospheric Sulfate and Chloride in the Eruption Plume of Mount St. Helens

B. W. GANDRUD and A. L. LAZRUS
Science 20 February 1981: 826-827.
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Trace Element Composition of the Mount St. Helens Plume: Stratospheric Samples from the 18 May Eruption

TERI VOSSLER, DAVID L. ANDERSON, NAMIK K. ARAS, JANET M. PHELAN, and WILLIAM H. ZOLLER
Science 20 February 1981: 827-830.
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Characterization of Aerosols from Eruptions of Mount St. Helens

R. L. CHUAN, D. C. WOODS, and M. P. MCCORMICK
Science 20 February 1981: 830-832.
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Size Distributions and Mineralogy of Ash Particles in the Stratosphere from Eruptions of Mount St. Helens

NEIL H. FARLOW, VERNE R. OBERBECK, KENNETH G. SNETSINGER, GUY V. FERRY, GEORGE POLKOWSKI, and DENNIS M. HAYES
Science 20 February 1981: 832-834.
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Absorption of Visible Radiation by Aerosols in the Volcanic Plume of Mount St. Helens

J. A. OGREN, R. J. CHARLSON, L. F. RADKE, and S. K. DOMONKOS
Science 20 February 1981: 834-836.
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Measurements of the Imaginary Part of the Refractive Index Between 300 and 700 Nanometers for Mount St. Helens Ash

E. M. PATTERSON
Science 20 February 1981: 836-838.
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Marine Macrophytes as a Global Carbon Sink

S. V. SMITH
Science 20 February 1981: 838-840.
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Fate and Transport of Dieldrin in Coralville Reservoir: Residues in Fish and Water Following a Pesticide Ban

JERALD L. SCHNOOR
Science 20 February 1981: 840-842.
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Protein antigens from Staphylococcus aureus strains associated with toxic-shock syndrome

ML Cohen and S Falkow
Science 20 February 1981: 842-844.
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Exercise hyperpnea and locomotion: parallel activation from the hypothalamus

FL Eldridge, DE Millhorn, and TG Waldrop
Science 20 February 1981: 844-846.
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Mutualism Among Sessile Invertebrates: A Mediator of Competition and Predation

RICHARD W. OSMAN and JULIE ANN HAUGSNESS
Science 20 February 1981: 846-848.
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