Contents 27 September 1957 Vol 126, Issue 3274Contents Shifting the Burden By G. DUS. Science27 Sep 1957 : 597 Full AccessRestricted Access PDF Ethological Concepts By R. F. Ewer Science27 Sep 1957 : 599-603 Full AccessRestricted Access PDF W. C. Mendenhall, Geologist By D. F. HEWETT Science27 Sep 1957 : 603-604 Full AccessRestricted Access PDF R. S. Lull, Vertebrate Paleontologist By JOSEPH T. GREGORY Science27 Sep 1957 : 604-605 Full AccessRestricted Access PDF News of Science Science27 Sep 1957 : 605-606 Full AccessRestricted Access PDF Paper Chromatography of Unstable Substances By KÄTHE SCHWARZ, A. A. BITANCOURT Science27 Sep 1957 : 607-608 Full AccessRestricted Access PDF Effect of Cyanide on Biosynthesis of Ascorbic Acid in vitro By I. B. CHATTERJEE, N. C. GHOSH, J. J. GHOSH, B. C. GUHA Science27 Sep 1957 : 608-609 Full AccessRestricted Access PDF Composition of the Placental Septa as Shown by Nuclear Sexing By ARYEH SADOVSKY, DAVID M. SERR, GERTRUDE KOHN Science27 Sep 1957 : 609-610 Full AccessRestricted Access PDF Stimulant Effect of 2-Dimethylaminoethanol—Possible Precursor of Brain Acetylcholine By CARL C. PFEIFFER, ELIZABETH H. JENNEY, WILLIAM GALLAGHER, RICHARD P. SMITH, WILLIAM BEVAN JR., KEITH F. KILLAM, EVA KING KILLAM, WILLIAM BLACKMORE Science27 Sep 1957 : 610-611 Full AccessRestricted Access PDF Evidence that Glutamine Is a Precursor of Asparagine in a Human Cell in Tissue Culture By LEON LEVINTOW Science27 Sep 1957 : 611-612 Full AccessRestricted Access PDF Acquisition of Resistance to Osteolathyrism during Adaptation to Cold By HANS SELYE Science27 Sep 1957 : 612 Full AccessRestricted Access PDF Thorium Content of Stone Meteorites By GEORGE L. BATE, J. R. HUIZENGA, HERBERT A. POTRATZ† Science27 Sep 1957 : 612-614 Full AccessRestricted Access PDF Effects of Gamma Radiation on Collembola Population Growth By S. I. AUERBACH, D. A. CROSSLEY JR., MANFRED D. ENGELMAN Science27 Sep 1957 : 614 Full AccessRestricted Access PDF Book Reviews Science27 Sep 1957 : 615-617 Full AccessRestricted Access PDF Meetings and Societies Science27 Sep 1957 : 618-622 Full AccessRestricted Access PDF EQUIPMENT NEWS By JOSHUA STERN Science27 Sep 1957 : 625-626 Full AccessRestricted Access PDF
W. C. Mendenhall, Geologist By D. F. HEWETT Science27 Sep 1957 : 603-604 Full AccessRestricted Access PDF
R. S. Lull, Vertebrate Paleontologist By JOSEPH T. GREGORY Science27 Sep 1957 : 604-605 Full AccessRestricted Access PDF
Paper Chromatography of Unstable Substances By KÄTHE SCHWARZ, A. A. BITANCOURT Science27 Sep 1957 : 607-608 Full AccessRestricted Access PDF
Effect of Cyanide on Biosynthesis of Ascorbic Acid in vitro By I. B. CHATTERJEE, N. C. GHOSH, J. J. GHOSH, B. C. GUHA Science27 Sep 1957 : 608-609 Full AccessRestricted Access PDF
Composition of the Placental Septa as Shown by Nuclear Sexing By ARYEH SADOVSKY, DAVID M. SERR, GERTRUDE KOHN Science27 Sep 1957 : 609-610 Full AccessRestricted Access PDF
Stimulant Effect of 2-Dimethylaminoethanol—Possible Precursor of Brain Acetylcholine By CARL C. PFEIFFER, ELIZABETH H. JENNEY, WILLIAM GALLAGHER, RICHARD P. SMITH, WILLIAM BEVAN JR., KEITH F. KILLAM, EVA KING KILLAM, WILLIAM BLACKMORE Science27 Sep 1957 : 610-611 Full AccessRestricted Access PDF
Evidence that Glutamine Is a Precursor of Asparagine in a Human Cell in Tissue Culture By LEON LEVINTOW Science27 Sep 1957 : 611-612 Full AccessRestricted Access PDF
Acquisition of Resistance to Osteolathyrism during Adaptation to Cold By HANS SELYE Science27 Sep 1957 : 612 Full AccessRestricted Access PDF
Thorium Content of Stone Meteorites By GEORGE L. BATE, J. R. HUIZENGA, HERBERT A. POTRATZ† Science27 Sep 1957 : 612-614 Full AccessRestricted Access PDF
Effects of Gamma Radiation on Collembola Population Growth By S. I. AUERBACH, D. A. CROSSLEY JR., MANFRED D. ENGELMAN Science27 Sep 1957 : 614 Full AccessRestricted Access PDF