Contents 18 September 1970 Vol 169, Issue 3951Contents Mental Events in Psychology By I. Steele Russell, Eugene Winograd Science18 Sep 1970 : 1155 Full AccessRestricted Access PDF Hope for City Government By Norman Solat Science18 Sep 1970 : 1155 Full AccessRestricted Access PDF Letter to the Editor By Edwin T. Haefele Science18 Sep 1970 : 1155-1156 Full AccessRestricted Access PDF Chicagof Island, Alaska By Dee Longenbaugh Science18 Sep 1970 : 1156-1157 Full AccessRestricted Access PDF Surmounting a Crisis By Edwin F. Rosinski Science18 Sep 1970 : 1157 Full AccessRestricted Access PDF Lunar Science and Planetary History By Preston Cloud Science18 Sep 1970 : 1159 Full AccessRestricted Access PDF Egyptian Prehistory: Some New Concepts By Fred Wendorf, Rushdi Said, Romuald Schild Science18 Sep 1970 : 1161-1171 Full AccessRestricted Access PDF Ribosome Structure and Function EmergentUnexpected aspects of ribosome structure and function are revealed by studies of the ribosomal proteins By C. G. Kurland Science18 Sep 1970 : 1171-1177 Full AccessRestricted Access Abstract PDF The "Perfect Contraceptive" PopulationThe extent and implications of unwanted fertility in the United States are considered By Larry Bumpass, Charles F. Westoff Science18 Sep 1970 : 1177-1182 Full AccessRestricted Access PDF Science Service: Publishing Pioneer in Financial Trouble By Philip M. Boffey Science18 Sep 1970 : 1182-1184 Full AccessRestricted Access PDF Foreign Aid: Reorganization Should Further Abet Research By John Walsh Science18 Sep 1970 : 1184-1188 Full AccessRestricted Access PDF David Sworn in as Top Science Aide By D. S. G. Science18 Sep 1970 : 1185 Full AccessRestricted Access PDF NEWS IN BRIEF Science18 Sep 1970 : 1186 Full AccessRestricted Access PDF Aspen Technology Conference Ends in Chaos By Victor K. McElheny Science18 Sep 1970 : 1187 Full AccessRestricted Access PDF FDA: Efficiency Drive Stumbles over the Issue of Drug Efficacy By Thomas P. Southwick Science18 Sep 1970 : 1188-1189 Full AccessRestricted Access PDF Two Worlds of Childhood. U.S. and U.S.S.R. Urie Bronfenbrenner, with the assistance of John C. Condry, Jr. Russell Sage Foundation, New York, 1970 (distributor, Basic Books, New York). xii, 196 pp., illus. $7.95 By H. Kent Geiger Science18 Sep 1970 : 1190-1192 Full AccessRestricted Access PDF Essays in Evolution and Genetics in Honor of Theodosius Dobzhansky. Max K. Hecht and William C. Steere, Eds. North-Holland, Amsterdam, and Appleton-Century-Crofts, New York, 1970. xviii, 594 pp., illus. $16. A Supplement to Evolutionary Biology By Bryan Clarke Science18 Sep 1970 : 1192 Full AccessRestricted Access PDF The Fine Structure of the Nervous System. The Cells and Their Processes. Alan Peters, Sanford L. Palay, and Henry de F. Webster. Harper and Row, New York, 1970. xviii, 206 pp., illus. $18.75 By Floyd E. Bloom Science18 Sep 1970 : 1193 Full AccessRestricted Access PDF The Physiological Aspects of Photosynthesis. O. V. S. Heath. Stanford University Press, Stanford, Calif., 1969. x, 310 pp. + plates. $8.50 By Israel Zelitch Science18 Sep 1970 : 1193-1194 Full AccessRestricted Access PDF A Short History of Botany in the United States. Joseph Ewan, Ed. Hafner, New York, 1969. x, 174 pp. $7.50 By T. Delevoryas Science18 Sep 1970 : 1194 Full AccessRestricted Access PDF The Macrophage. Nancy N. Pearsall and Russell S. Weiser. Lea and Febiger, Philadelphia, 1970. x, 206 pp. $8.50 By Alvin Volkman Science18 Sep 1970 : 1194-1195 Full AccessRestricted Access PDF An Introduction to Hamiltonian Optics. H. A. Buchdahl. Cambridge University Press, New York, 1970. xvi, 360 pp. $18.50. Cambridge Monographs in Physics By F. Dow Smith Science18 Sep 1970 : 1195 Full AccessRestricted Access PDF Introduction to the Solar Wind. John C. Brandt. Freeman, San Francisco, 1970. xiv, 202 pp., illus. $10. Astronomy and Astrophysics Series By Roger A. Kopp Science18 Sep 1970 : 1195-1196 Full AccessRestricted Access PDF Triassic Tetrapods from Antarctica: Evidence for Continental Drift By David H. Elliot, Edwin H. Colbert, William J. Breed, James A. Jensen, Jon S. Powell Science18 Sep 1970 : 1197-1201 Full AccessRestricted Access Abstract PDF Cluster Analysis and Multidimensional Scaling of Archeological Sites in Northern Chile By D. L. True, R. G. Matson Science18 Sep 1970 : 1201-1203 Full AccessRestricted Access Abstract PDF Double Nuclear Magnetic Resonance Observation of Electron Exchange between Ferri- and Ferrocytochrome c By Raj K. Gupta, Alfred G. Redfield Science18 Sep 1970 : 1204-1206 Full AccessRestricted Access Abstract PDF Oxidation of a Polymer Surface with Gas-Phase Singlet (1Δg) Oxygen By M. L. Kaplan, P. G. Kelleher Science18 Sep 1970 : 1206-1207 Full AccessRestricted Access Abstract PDF Monosodium Glutamate: Feeding of Large Amounts in Man and Gerbils By Gaetano Bazzano, John A. D'Elia, Robert E. Olson Science18 Sep 1970 : 1208-1209 Full AccessRestricted Access Abstract PDF Echinoid Skeleton: Absence of a Collagenous Matrix By LeRoy Klein, John D. Currey Science18 Sep 1970 : 1209-1210 Full AccessRestricted Access Abstract PDF Tumorigenesis in Mouse Skin: Inhibition by Synthetic Inhibitors of Proteases By Walter Troll, Arnold Klassen, Aaron Janoff Science18 Sep 1970 : 1211-1213 Full AccessRestricted Access Abstract PDF Tilorone Hydrochloride: An Orally Active Antiviral Agent By Russell F. Krueger, Gerald D. Mayer Science18 Sep 1970 : 1213-1214 Full AccessRestricted Access Abstract PDF Tilorone Hydrochloride: Mode of Action By Gerald D. Mayer, Russell F. Krueger Science18 Sep 1970 : 1214-1215 Full AccessRestricted Access Abstract PDF Enzyme Inactivation with Ultraviolet Laser Energy (2650 Angstroms) By Michael W. Berns, Sei-ichi Matsui, Robert S. Olson, Donald E. Rounds Science18 Sep 1970 : 1215-1217 Full AccessRestricted Access Abstract PDF Polypeptide with Broad Biological Activity: Isolation from Small Intestine By Sami I. Said, Viktor Mutt Science18 Sep 1970 : 1217-1218 Full AccessRestricted Access Abstract PDF Coliform Aerosols Emitted by Sewage Treatment Plants By A. Paul Adams, J. Clifton Spendlove Science18 Sep 1970 : 1218-1220 Full AccessRestricted Access Abstract PDF Temperature-Sensitive Neurons in the Brain of Brook Trout By G. L. Greer, D. R. Gardner Science18 Sep 1970 : 1220-1222 Full AccessRestricted Access Abstract PDF Auditory Frequency-Following Response: Neural or Artifact? By James T. Marsh, Frederic G. Worden, James C. Smith Science18 Sep 1970 : 1222-1223 Full AccessRestricted Access Abstract PDF Retrograde Amnesia: Production of Skeletal but Not Cardiac Response Gradient by Electroconvulsive Shock By Bromfield Hine, Ronald M. Paolino Science18 Sep 1970 : 1224-1226 Full AccessRestricted Access Abstract PDF Emotionally Induced Increases in Effective Osmotic Pressure and Subsequent Thirst By Edward Deaux, Jan W. Kakolewski Science18 Sep 1970 : 1226-1228 Full AccessRestricted Access Abstract PDF Megalithic Rings By Nathaniel Grossman Science18 Sep 1970 : 1228-1229 Full AccessRestricted Access PDF Fungal Archimedean Spirals By Beatrice M. Sweeney, J. A. Bourret, R. G. Lincoln, B. H. Carpenter Science18 Sep 1970 : 1229 Full AccessRestricted Access PDF Somatic Cell Mating in Frogs By Jerome J. Freed, E. Peter Volpe, Elizabeth M. Earley Science18 Sep 1970 : 1229-1230 Full AccessRestricted Access PDF Composition of Avian Urine By Ernest J. Willoughby, Robert L. Folk Science18 Sep 1970 : 1230-1231 Full AccessRestricted Access PDF Fluid Pressure Variations and Prediction of Shallow Earthquakes By A. G. Sylvester Science18 Sep 1970 : 1231-1232 Full AccessRestricted Access PDF Reducing the Environmental Impact of Population Growth By S. Fred Singer Science18 Sep 1970 : 1233 Full AccessRestricted Access PDF Collagenase Science18 Sep 1970 : 1234-1236 Full AccessRestricted Access PDF
Mental Events in Psychology By I. Steele Russell, Eugene Winograd Science18 Sep 1970 : 1155 Full AccessRestricted Access PDF
Letter to the Editor By Edwin T. Haefele Science18 Sep 1970 : 1155-1156 Full AccessRestricted Access PDF
Chicagof Island, Alaska By Dee Longenbaugh Science18 Sep 1970 : 1156-1157 Full AccessRestricted Access PDF
Lunar Science and Planetary History By Preston Cloud Science18 Sep 1970 : 1159 Full AccessRestricted Access PDF
Egyptian Prehistory: Some New Concepts By Fred Wendorf, Rushdi Said, Romuald Schild Science18 Sep 1970 : 1161-1171 Full AccessRestricted Access PDF
Ribosome Structure and Function EmergentUnexpected aspects of ribosome structure and function are revealed by studies of the ribosomal proteins By C. G. Kurland Science18 Sep 1970 : 1171-1177 Full AccessRestricted Access Abstract PDF
The "Perfect Contraceptive" PopulationThe extent and implications of unwanted fertility in the United States are considered By Larry Bumpass, Charles F. Westoff Science18 Sep 1970 : 1177-1182 Full AccessRestricted Access PDF
Science Service: Publishing Pioneer in Financial Trouble By Philip M. Boffey Science18 Sep 1970 : 1182-1184 Full AccessRestricted Access PDF
Foreign Aid: Reorganization Should Further Abet Research By John Walsh Science18 Sep 1970 : 1184-1188 Full AccessRestricted Access PDF
David Sworn in as Top Science Aide By D. S. G. Science18 Sep 1970 : 1185 Full AccessRestricted Access PDF
Aspen Technology Conference Ends in Chaos By Victor K. McElheny Science18 Sep 1970 : 1187 Full AccessRestricted Access PDF
FDA: Efficiency Drive Stumbles over the Issue of Drug Efficacy By Thomas P. Southwick Science18 Sep 1970 : 1188-1189 Full AccessRestricted Access PDF
Two Worlds of Childhood. U.S. and U.S.S.R. Urie Bronfenbrenner, with the assistance of John C. Condry, Jr. Russell Sage Foundation, New York, 1970 (distributor, Basic Books, New York). xii, 196 pp., illus. $7.95 By H. Kent Geiger Science18 Sep 1970 : 1190-1192 Full AccessRestricted Access PDF
Essays in Evolution and Genetics in Honor of Theodosius Dobzhansky. Max K. Hecht and William C. Steere, Eds. North-Holland, Amsterdam, and Appleton-Century-Crofts, New York, 1970. xviii, 594 pp., illus. $16. A Supplement to Evolutionary Biology By Bryan Clarke Science18 Sep 1970 : 1192 Full AccessRestricted Access PDF
The Fine Structure of the Nervous System. The Cells and Their Processes. Alan Peters, Sanford L. Palay, and Henry de F. Webster. Harper and Row, New York, 1970. xviii, 206 pp., illus. $18.75 By Floyd E. Bloom Science18 Sep 1970 : 1193 Full AccessRestricted Access PDF
The Physiological Aspects of Photosynthesis. O. V. S. Heath. Stanford University Press, Stanford, Calif., 1969. x, 310 pp. + plates. $8.50 By Israel Zelitch Science18 Sep 1970 : 1193-1194 Full AccessRestricted Access PDF
A Short History of Botany in the United States. Joseph Ewan, Ed. Hafner, New York, 1969. x, 174 pp. $7.50 By T. Delevoryas Science18 Sep 1970 : 1194 Full AccessRestricted Access PDF
The Macrophage. Nancy N. Pearsall and Russell S. Weiser. Lea and Febiger, Philadelphia, 1970. x, 206 pp. $8.50 By Alvin Volkman Science18 Sep 1970 : 1194-1195 Full AccessRestricted Access PDF
An Introduction to Hamiltonian Optics. H. A. Buchdahl. Cambridge University Press, New York, 1970. xvi, 360 pp. $18.50. Cambridge Monographs in Physics By F. Dow Smith Science18 Sep 1970 : 1195 Full AccessRestricted Access PDF
Introduction to the Solar Wind. John C. Brandt. Freeman, San Francisco, 1970. xiv, 202 pp., illus. $10. Astronomy and Astrophysics Series By Roger A. Kopp Science18 Sep 1970 : 1195-1196 Full AccessRestricted Access PDF
Triassic Tetrapods from Antarctica: Evidence for Continental Drift By David H. Elliot, Edwin H. Colbert, William J. Breed, James A. Jensen, Jon S. Powell Science18 Sep 1970 : 1197-1201 Full AccessRestricted Access Abstract PDF
Cluster Analysis and Multidimensional Scaling of Archeological Sites in Northern Chile By D. L. True, R. G. Matson Science18 Sep 1970 : 1201-1203 Full AccessRestricted Access Abstract PDF
Double Nuclear Magnetic Resonance Observation of Electron Exchange between Ferri- and Ferrocytochrome c By Raj K. Gupta, Alfred G. Redfield Science18 Sep 1970 : 1204-1206 Full AccessRestricted Access Abstract PDF
Oxidation of a Polymer Surface with Gas-Phase Singlet (1Δg) Oxygen By M. L. Kaplan, P. G. Kelleher Science18 Sep 1970 : 1206-1207 Full AccessRestricted Access Abstract PDF
Monosodium Glutamate: Feeding of Large Amounts in Man and Gerbils By Gaetano Bazzano, John A. D'Elia, Robert E. Olson Science18 Sep 1970 : 1208-1209 Full AccessRestricted Access Abstract PDF
Echinoid Skeleton: Absence of a Collagenous Matrix By LeRoy Klein, John D. Currey Science18 Sep 1970 : 1209-1210 Full AccessRestricted Access Abstract PDF
Tumorigenesis in Mouse Skin: Inhibition by Synthetic Inhibitors of Proteases By Walter Troll, Arnold Klassen, Aaron Janoff Science18 Sep 1970 : 1211-1213 Full AccessRestricted Access Abstract PDF
Tilorone Hydrochloride: An Orally Active Antiviral Agent By Russell F. Krueger, Gerald D. Mayer Science18 Sep 1970 : 1213-1214 Full AccessRestricted Access Abstract PDF
Tilorone Hydrochloride: Mode of Action By Gerald D. Mayer, Russell F. Krueger Science18 Sep 1970 : 1214-1215 Full AccessRestricted Access Abstract PDF
Enzyme Inactivation with Ultraviolet Laser Energy (2650 Angstroms) By Michael W. Berns, Sei-ichi Matsui, Robert S. Olson, Donald E. Rounds Science18 Sep 1970 : 1215-1217 Full AccessRestricted Access Abstract PDF
Polypeptide with Broad Biological Activity: Isolation from Small Intestine By Sami I. Said, Viktor Mutt Science18 Sep 1970 : 1217-1218 Full AccessRestricted Access Abstract PDF
Coliform Aerosols Emitted by Sewage Treatment Plants By A. Paul Adams, J. Clifton Spendlove Science18 Sep 1970 : 1218-1220 Full AccessRestricted Access Abstract PDF
Temperature-Sensitive Neurons in the Brain of Brook Trout By G. L. Greer, D. R. Gardner Science18 Sep 1970 : 1220-1222 Full AccessRestricted Access Abstract PDF
Auditory Frequency-Following Response: Neural or Artifact? By James T. Marsh, Frederic G. Worden, James C. Smith Science18 Sep 1970 : 1222-1223 Full AccessRestricted Access Abstract PDF
Retrograde Amnesia: Production of Skeletal but Not Cardiac Response Gradient by Electroconvulsive Shock By Bromfield Hine, Ronald M. Paolino Science18 Sep 1970 : 1224-1226 Full AccessRestricted Access Abstract PDF
Emotionally Induced Increases in Effective Osmotic Pressure and Subsequent Thirst By Edward Deaux, Jan W. Kakolewski Science18 Sep 1970 : 1226-1228 Full AccessRestricted Access Abstract PDF
Megalithic Rings By Nathaniel Grossman Science18 Sep 1970 : 1228-1229 Full AccessRestricted Access PDF
Fungal Archimedean Spirals By Beatrice M. Sweeney, J. A. Bourret, R. G. Lincoln, B. H. Carpenter Science18 Sep 1970 : 1229 Full AccessRestricted Access PDF
Somatic Cell Mating in Frogs By Jerome J. Freed, E. Peter Volpe, Elizabeth M. Earley Science18 Sep 1970 : 1229-1230 Full AccessRestricted Access PDF
Composition of Avian Urine By Ernest J. Willoughby, Robert L. Folk Science18 Sep 1970 : 1230-1231 Full AccessRestricted Access PDF
Fluid Pressure Variations and Prediction of Shallow Earthquakes By A. G. Sylvester Science18 Sep 1970 : 1231-1232 Full AccessRestricted Access PDF
Reducing the Environmental Impact of Population Growth By S. Fred Singer Science18 Sep 1970 : 1233 Full AccessRestricted Access PDF