Articles

 Mycoplasma Contamination

George C. Lavelle
Science 6 December 1974: 870.
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 World Food Shortage

Robert F. Rothschild
Science 6 December 1974: 870.
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 Letters to the Editor

Justin Blackwelder
Science 6 December 1974: 870.
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 Letters to the Editor

Arthur E. Peterson
Science 6 December 1974: 870-872.
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 Letters to the Editor

Roger Revelle
Science 6 December 1974: 872.
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 Thermal Energy Units

C. H. Lanphier
Science 6 December 1974: 872.
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 The Decline of Merit

Brewster C. Denny
Science 6 December 1974: 875.
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World Climates and Food Supply Variations

James E. Newman and Robert C. Pickett
Science 6 December 1974: 877-881.
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Transport Studies in Bacterial Membrane Vesicles

H. R. Kaback
Science 6 December 1974: 882-892.
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Size and Scaling in Human Evolution

David Pilbeam and Stephen Jay Gould
Science 6 December 1974: 892-901.
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 Scientific Manpower Employment: So Far, It Seems to Be Holding Up

John Walsh
Science 6 December 1974: 901-903.
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 Minutes to Midnight for Bulletin?

R. G.
Science 6 December 1974: 903.
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 Controversy over New Pesticide Regulations

Luther J. Carter
Science 6 December 1974: 904.
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 World Food Conference: Amid Politicking, Some Progress

Nigel Hawkes
Science 6 December 1974: 905-908.
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 Inventor's Suit Could Break New Ground

D. S.
Science 6 December 1974: 906.
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 GAO Calls Security Lax at Nuclear Plants

R. G.
Science 6 December 1974: 906-907.
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 RANN Remiss in Reporting out Results

D. S.
Science 6 December 1974: 907.
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 APPOINTMENTS

Science 6 December 1974: 908-948.
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 Two New Particles Found: Physicists Baffled and Delighted

William D. Metz
Science 6 December 1974: 909-911.
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 Particle Search Ends in an Amazing Coincidence

W. D. M.
Science 6 December 1974: 910.
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 Exploring the Solar System (III): Whence the Moon?

Allen L. Hammond
Science 6 December 1974: 911-913.
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 X-ray Crystallography: A Refinement of Technique

Thomas H. Maugh, II
Science 6 December 1974: 913-914.
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 Book Reviews

Science 6 December 1974: 915-917.
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 Annual Meeting

Science 6 December 1974: 918.
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 Communications Department

Science 6 December 1974: 919.
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 Office of Opportunities in Science

Science 6 December 1974: 919-949.
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Transcontinental Baselines and the Rotation of the Earth Measured by Radio Interferometry

I. I. Shapiro, D. S. Robertson, C. A. Knight, C. C. Counselman, III, A. E. E. Rogers, H. F. Hinteregger, S. Lippincott, A. R. Whitney, T. A. Clark, A. E. Niell, and D. J. Spitzmesser
Science 6 December 1974: 920-922.
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Io: A Surface Evaporite Deposit?

F. P. Fanale, T. V. Johnson, and D. L. Matson
Science 6 December 1974: 922-925.
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Modeling Periodically Surging Glaciers

W. F. Budd and B. J. McInnes
Science 6 December 1974: 925-927.
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Amorphous Solid Water: An X-ray Diffraction Study

C. G. Venkatesh, S. A. Rice, and A. H. Narten
Science 6 December 1974: 927-928.
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Hemoglobin Kinetics and the Effect of Organic Phosphates

Rama Bansil, Judith Herzfeld, and H. Eugene Stanley
Science 6 December 1974: 929-932.
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Negative Resistance Characteristic Essential for the Maintenance of Slow Oscillations in Bursting Neurons

Wilkie A. Wilson and Howard Wachtel
Science 6 December 1974: 932-934.
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Lesch-Nyhan Syndrome: Evidence for Abnormal Adrenergic Function

Stanley Rockson, Richard Stone, Martin Van Der Weyden, and William N. Kelley
Science 6 December 1974: 934-935.
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Zinc Protoporphyrin in the Erythrocytes of Patients with Lead Intoxication and Iron Deficiency Anemia

A. A. Lamola and T. Yamane
Science 6 December 1974: 936-938.
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Arginine Vasotocin: Effects on Development of Reproductive Organs

Mary K. Vaughan, George M. Vaughan, and David C. Klein
Science 6 December 1974: 938-939.
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Vitamin D in Solution: Conformations of Vitamin D₃, ,25-Dihydroxyvitamin D₃, and Dihydrotachysterol₃

Richard M. Wing, William H. Okamura, Marcel R. Pirio, Steven M. Sine, and Anthony W. Norman
Science 6 December 1974: 939-941.
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Ethanol Inhibition of Vitamin A Metabolism in the Testes: Possible Mechanism for Sterility in Alcoholics

David H. Van THIEL, Judith Gavaler, and Roger Lester
Science 6 December 1974: 941-942.
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Guanosine 3',5'-Monophosphate in Sympathetic Ganglia: Increase Associated with Synaptic Transmission

Forrest F. Weight, Gary Petzold, and Paul Greengard
Science 6 December 1974: 942-944.
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Electrophysiological Correlates of Meaning

Victor S. Johnston and Gregory L. Chesney
Science 6 December 1974: 944-946.
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Gastric Brooding: Unique Form of Parental Care in an Australian Frog

C. J. Corben, G. J. Ingram, and M. J. Tyler
Science 6 December 1974: 946-947.
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