This journal provides immediate access to some articles. Volume 3(9); September 1917 Astronomy Further Evidence on the Concentration of the Stars Toward the Galaxy PMCID: PMC1091320 Chemistry Two Laws Governing the Ionization of Strong Electrolytes in Dilute Solutions and a New Rule for Determining Equivalent Conductance at Infinite Dilution Derived from Conductivity Measurements with Extremely Diluted Solutions of Potassium Chlorite PMCID: PMC1091323 Genetics Inter-Periodic Correlation in the Egg Production of the Domestic Fowl PMCID: PMC1091322 On the Growth and Fecundity of Alcoholized Rats PMCID: PMC1091324 National Research Council Minutes of the Meeting of the National Research Council Held on Thursday, April 19, 1917, in Rooms 42 and 43 of the United States National Museum, Washington, D. C PMCID: PMC1091325 Meetings of the Executive Committee PMCID: PMC1091326 Oceanography Observations Upon the Alkalinity of the Surface Water of the Tropical Pacific PMCID: PMC1091317 Physics Theoretical Relations in the Interferometry of Small Angles PMCID: PMC1091321 Physiology Heliotropic Animals as Photometers on the Basis of the Validity of the Bunsen-Roscoe Law for Heliotropic Reactions PMCID: PMC1091314 Zoology The Appearance of Reverse Mutations in the Bar-Eyed Race of Drosophila Under Experimental Control PMCID: PMC1091315 The Part Played by Alcyonaria in the Formation of Some Pacific Coral Reefs PMCID: PMC1091316 The Effect of Temperature on Linkage in the Second Chromosome of Drosophila PMCID: PMC1091318 Genetic Factors Affecting the Strength of Linkage in Drosophila PMCID: PMC1091319 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||