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Science, New Series, Vol. 219, No. 4588, Mar. 4, 1983


Previous Issue: New Series, Vol. 219, No. 4587, Feb. 25, 1983
Next Issue: New Series, Vol. 219, No. 4589, Mar. 11, 1983


Front Matter (15 pp.)


Letters
Duplicate Publication, pp. 1020+1022
Leif J. Robinson; R. A. Horne; David Gordon Wilson; Dee Knapp; W. A. Van Sickle
Funding R & D, p. 1022
Egils Milbergs
Interferon Research, p. 1022
Philip Siekevitz; Sidney Pestka


Erratum: Oak Leaf Quality Declines in Response to Defoliation by Gypsy Moth Larvae., p. 1022
International Competition in High Technology, p. 1025
Philip H. Abelson

Measurement of Ultrafast Phenomena in the Femtosecond Time Domain, pp. 1027-1031
C. V. Shank

Implication of Nonlinear Kinetics on Risk Estimation in Carcinogenesis, pp. 1032-1037
David G. Hoel; Norman L. Kaplan; Marshall W. Anderson

The Economics of Small Farms, pp. 1037-1041
Luther Tweeten


News and Comment
A Controversy on Samoa Comes of Age, pp. 1042-1045
Eliot Marshall
German Voters Get a Technological Choice, pp. 1045-1046
David Dickson
ARS Floats a Plan, p. 1046
Colin Norman
Health Rights Issue Emerges in El Salvador, pp. 1047-1048
John Walsh


Briefing
Administration Relents on Social Science Funds, pp. 1048-1049
Colin Norman
Primate Centers Brace for Protests, p. 1049
Marjorie Sun
Some Haunting Words on Arms Control, p. 1049
R. Jeffrey Smith


Research News
The Large-Scale Structure of the Universe, pp. 1050-1052
M. Mitchell Waldrop
How Mammalian RNA Returns to its Genome, pp. 1052-1054
Roger Lewin
Cloning the Acetylcholine Receptor Genes, pp. 1055-1056
Jean L. Marx


Book Reviews
A Planetary Anomaly, p. 1058
Mercury's Perihelion from Le Verrier to Einstein
N. T. Roseveare
Review author[s]: David H. DeVorkin
Victorian Paleontologists, pp. 1058-1059
Archetypes and Ancestors
Adrian Desmond
Review author[s]: Joe D. Burchfield
Speciation, pp. 1059-1060
Mechanisms of Speciation
Claudio Barigozzi
Review author[s]: Douglas J. Futuyma
Biological Chemistry, pp. 1060-1061
Stereochemistry
Ch. Tamm
Review author[s]: William L. Alworth
Synaptic Vesicles, pp. 1061-1062
Neurotransmitter Vesicles
Richard L. Klein; Hugo Lagercrantz; Herbert Zimmermann
Review author[s]: R. B. Kelly


Reports
The Giles County, Virginia, Seismic Zone, pp. 1063-1065
G. A. Bollinger; Russell L. Wheeler
Zeolite Molecular Sieve 4A: Anomalous Compressibility and Volume Discontinuities at High Pressure, pp. 1065-1067
R. M. Hazen
Primitive Helium in Diamonds, pp. 1067-1068
Minoru Ozima; Shigeo Zashu
Carbon-13 and Carbon-14 Abundances in Alaskan Aquatic Organisms: Delayed Production from Peat in Arctic Food Webs, pp. 1068-1071
Donald M. Schell
Lithium, Compression and High-Pressure Structure, pp. 1071-1072
Bart Olinger; J. W. Shaner
The Mass-Independent Fractionation of Oxygen: A Novel Isotope Effect and its Possible Cosmochemical Implications, pp. 1073-1075
Mark H. Thiemens; John E. Heidenreich
Hysteresis in the Force-Calcium Relation in Muscle, pp. 1075-1077
Ellis B. Ridgway; Albert M. Gordon; Donald A. Martyn
Dwarf Males in the Teredinidae (Bivalvia, Pholadacea), pp. 1077-1078
Ruth D. Turner; Yuri Yakovlev
Extracts of Skeletal Muscle Increase Neurite Outgrowth and Cholinergic Activity of Fetal Rat Spinal Motor Neurons, pp. 1079-1081
R. Glenn Smith; Stanley H. Appel
Human c-Ki-ras2 Proto-Oncogene on Chromosome 12, pp. 1081-1083
Alan Y. Sakaguchi; Susan L. Naylor; Thomas B. Shows; John J. Toole; Melissa McCoy; Robert A. Weinberg
Spermidine Requirement for Cell Proliferation in Eukaroytic Cells: Structural Specificity and Quantitation, pp. 1083-1085
Carl W. Porter; Raymond J. Bergeron
Discrete Visual Defects in Pearl Mutant Mice, pp. 1085-1087
Grant W. Balkema; Nancy J. Mangini; Lawrence H. Pinto
Temporal Selectivity in the Central Auditory System of the Leopard Frog, pp. 1087-1089
Gary Rose; Robert R. Capranica
Free-Running Activity Rhythms in the Rat: Entrainment by Melatonin, pp. 1089-1091
Jenny Redman; Stuart Armstrong
Coping and the Stress-Induced Potentiation of Stimulant Stereotypy in the Rat, pp. 1091-1093
A. John MacLennan; Steven F. Maier
Prenatal Food Restriction and Subsequent Weight Gain in Male Rats, pp. 1093-1094
Melvin P. Enns; Mary W. Wilson; Joel A. Grinker; Irving M. Faust; Alan P. Jones; Mark I. Friedman


Meetings
Gordon Research Conferences, pp. 1095-1130+1132-1133
Alexander M. Cruickshank


Back Matter (20 pp.)

Previous Issue: New Series, Vol. 219, No. 4587, Feb. 25, 1983
Next Issue: New Series, Vol. 219, No. 4589, Mar. 11, 1983



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