Contents 20 May 1949 Vol 109, Issue 2838Contents Science Graduate Students and Their Support By M. H. Trytten Science20 May 1949 : 505-508 Full AccessRestricted Access PDF Chemical Induction of Colonial Paramorphs in Neurospora and Syncephalastrum By E. L. Tatum, R. W. Barratt, V. M. Cutter Jr. Science20 May 1949 : 509-511 Full AccessRestricted Access PDF Purine Metabolism in Tetrahymena and Its Relation to Malignant Cells in Mice By G. W. Kidder, Virginia C. Dewey, R. E. Parks Jr., Gilbert L. Woodside Science20 May 1949 : 511-514 Full AccessRestricted Access PDF Crystalline Dihydrostreptomycin Sulfate By I. A. Solomons, Peter P. Regna Science20 May 1949 : 515 Full AccessRestricted Access PDF Crystalline Salts of Dihydrostreptomycin By F. J. Wolf, E. T. Elmendorf, R. G. Denkewalter, M. Tishler Science20 May 1949 : 515-516 Full AccessRestricted Access PDF Special Sample Tray for the Continuous Gas-Flow Type Counter Tube By G. E. Burch, J. A. Cronvich, T. Ray, P. B. Reaser, S. A. Threefoot Science20 May 1949 : 516-517 Full AccessRestricted Access PDF Male Frogs and Toads as Test Animals for Early Pregnancy and Certain Related Conditions By J. L. Bhaduri, N. R. Bardhan Science20 May 1949 : 517-518 Full AccessRestricted Access PDF A Study of Native Species of Male Toads as Test Animals in the Diagnosis of Early Human Pregnancy By Paul F. McCallin, Richard W. Whitehead Science20 May 1949 : 518-519 Full AccessRestricted Access PDF Vacuum-Paraffin Infiltrator By Emerich Ehrlich Jr. Science20 May 1949 : 519 Full AccessRestricted Access PDF The Effect of Supervoltage Cathode Rays on the Nonenzymatic Browning Reaction of Dried Fruits and on Chemical Compounds Pertaining Thereto By Bernard E. Proctor, Samuel A. Goldblith Science20 May 1949 : 519-522 Full AccessRestricted Access PDF Pyrolysis of Diphenyl Disulphide and the Formation of Free Radicals containing Univalent Sulphur By A. Schönberg, Ahmed Mustafa, Wafia Askar Science20 May 1949 : 522 Full AccessRestricted Access PDF Nicotinic Acid as a Growth Factor for Certain Orchid Embryos By Richard B. Bahme Science20 May 1949 : 522-523 Full AccessRestricted Access PDF Traveling Waves in the Brain By STANFORD GOLDMAN, WILLIAM F. SANTELMANN JR., WESTON E. VIVIAN, DOUGLAS GOLDMAN Science20 May 1949 : 524 Full AccessRestricted Access PDF Louisiana Oyster Production By GORDON GUNTER Science20 May 1949 : 524-525 Full AccessRestricted Access PDF Thiamin or Thiamine? By R. R. WILLIAMS Science20 May 1949 : 525 Full AccessRestricted Access PDF Freezing Laboratory Materials for Plant Science By GLADYS E. BAKER Science20 May 1949 : 525 Full AccessRestricted Access PDF NEWS and Notes Science20 May 1949 : 526-528 Full AccessRestricted Access PDF
Science Graduate Students and Their Support By M. H. Trytten Science20 May 1949 : 505-508 Full AccessRestricted Access PDF
Chemical Induction of Colonial Paramorphs in Neurospora and Syncephalastrum By E. L. Tatum, R. W. Barratt, V. M. Cutter Jr. Science20 May 1949 : 509-511 Full AccessRestricted Access PDF
Purine Metabolism in Tetrahymena and Its Relation to Malignant Cells in Mice By G. W. Kidder, Virginia C. Dewey, R. E. Parks Jr., Gilbert L. Woodside Science20 May 1949 : 511-514 Full AccessRestricted Access PDF
Crystalline Dihydrostreptomycin Sulfate By I. A. Solomons, Peter P. Regna Science20 May 1949 : 515 Full AccessRestricted Access PDF
Crystalline Salts of Dihydrostreptomycin By F. J. Wolf, E. T. Elmendorf, R. G. Denkewalter, M. Tishler Science20 May 1949 : 515-516 Full AccessRestricted Access PDF
Special Sample Tray for the Continuous Gas-Flow Type Counter Tube By G. E. Burch, J. A. Cronvich, T. Ray, P. B. Reaser, S. A. Threefoot Science20 May 1949 : 516-517 Full AccessRestricted Access PDF
Male Frogs and Toads as Test Animals for Early Pregnancy and Certain Related Conditions By J. L. Bhaduri, N. R. Bardhan Science20 May 1949 : 517-518 Full AccessRestricted Access PDF
A Study of Native Species of Male Toads as Test Animals in the Diagnosis of Early Human Pregnancy By Paul F. McCallin, Richard W. Whitehead Science20 May 1949 : 518-519 Full AccessRestricted Access PDF
Vacuum-Paraffin Infiltrator By Emerich Ehrlich Jr. Science20 May 1949 : 519 Full AccessRestricted Access PDF
The Effect of Supervoltage Cathode Rays on the Nonenzymatic Browning Reaction of Dried Fruits and on Chemical Compounds Pertaining Thereto By Bernard E. Proctor, Samuel A. Goldblith Science20 May 1949 : 519-522 Full AccessRestricted Access PDF
Pyrolysis of Diphenyl Disulphide and the Formation of Free Radicals containing Univalent Sulphur By A. Schönberg, Ahmed Mustafa, Wafia Askar Science20 May 1949 : 522 Full AccessRestricted Access PDF
Nicotinic Acid as a Growth Factor for Certain Orchid Embryos By Richard B. Bahme Science20 May 1949 : 522-523 Full AccessRestricted Access PDF
Traveling Waves in the Brain By STANFORD GOLDMAN, WILLIAM F. SANTELMANN JR., WESTON E. VIVIAN, DOUGLAS GOLDMAN Science20 May 1949 : 524 Full AccessRestricted Access PDF
Louisiana Oyster Production By GORDON GUNTER Science20 May 1949 : 524-525 Full AccessRestricted Access PDF
Freezing Laboratory Materials for Plant Science By GLADYS E. BAKER Science20 May 1949 : 525 Full AccessRestricted Access PDF
Science Vol 109, Issue 283820 May 1949 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)