INDEX TO VOLUME X. SUBJECTS. ABSOLUTE Wave-length, Corrections to Determinations of. Edwin ALGOL Variable in Cygnus, New. Edward C. Pickering Type Variable Stars, Densities of. BLACK BODY, Distribution of Energy in Spectrum of. F. Paschen BOARD of Visitors to Naval Observatory, Recommendations of. J. Hartmann PAGE 283 126 Henry Norris Russell 315 W. W. Campbell 178 James E. Keeler 266 B. Hasselberg 343 W. W. Campbell 177 Frank H. Bigelow 220 246 BUNSEN, Robert Wilhelm. Henry Crew Messier 5, Periods of Variable Stars in. COMET Spectra. W. H. Wright COMPARISON Spectrum, Titanium for. Edwin B. Frost CONFERENCE, Third, of Astronomers and Astrophysicists. George C. DENSITIES of Algol Variables. Henry Norris Russell DISTRIBUTION of Energy in Spectrum of Black Body. F. Paschen of Stars in Cluster Messier 13, in Hercules. H. K. Palmer DOUBLE Stars, Density of. Alexander Roberts ECLIPSE Track of 1900, Cloud Conditions of. Frank H. Bigelow ELECTRIC Spark, Pressure in. John Fred Mohler ENERGY, Distribution of, in Spectrum of Black Body. F. Paschen Ellerman George E. Hale and Ferdinand 87 HERCULES Cluster Messier 13, Distribution of Stars in. H. K. Palmer 246 269 IMPURITIES in Spectra of Gases. Percival Lewis 137 INTERPRETATION of Spectrum of New Stars. J. Wilsing 113 225 164 73 LEONIDS, the 1898, Photographic Observations of. W. L. Elkin 25 178 261 LINE of Sight Constants for the Principal Stars. Frank Schlesinger - MARS and Jupiter, Relative Brightness of. J. Hartmann 225 NOVEMBER Meteors of 1899. MESSIER 13, Distribution of Stars in Cluster. H. K. Palmer 5, Periods of Variable Stars in Cluster. METEOR Photography. Josef Jan Fric S. I. Bailey METEORS, November 1899. Edward C. Pickering MILKY Way, Position of Third and Fourth Type Stars in reference ORBIT, Elements of a Parabolic. F. R. Moulton PAGE 246 255 130 221 169 164 James E. Keeler 167 193 266 113 Edward C. Pickering 285 14 164 PERIODS of Variable Stars in Cluster Messier 5. S. I. Bailey PHOTOGRAPHIC Methods, Keeler's Photometric Researches on Orion Determination of Stellar Parallax by Means of. Frank Schles- 242 PHOTOMETER, Measurements of Mars and Jupiter with a New. J. Hartmann 225 New Photographic. J. Hartmann PHOTOMETRIC Researches on Orion Nebula, Keeler's. J. Scheiner J. Hartmann PLANETS Mars and Jupiter, Relative Brightness of. Effect of, upon Wave-lengths of Hydrogen Lines. J. Wilsing 225 PURKINJE Phenomenon in Observations of Faint Spectra. W. W. RECOMMENDATIONS of the Board of Visitors to the United States SPECTRA, Purkinje Phenomenon in Observations of Faint. W. W. Campbell of Krypton. C. Runge of Stars of Secchi's Fourth Type. George E. Hale and Ferdi- of Gases, Impurities in. Percival Lewis of Comets. W. H. Wright SPECTRAL Energy-Curve of a Black Body. Frank W. Very of Fixed Deviation. Ph. Pellin and André Broca SPECTROSCOPIC Binary Capella. W. W. Campbell · SPECTRUM of Black Body, Distribution of Energy in. F. Paschen of New Stars, Interpretation of. J. Wilsing of Hydrogen, Effect of Pressure upon. J. Wilsing of P Cygni. A. Bélopolsky Arc, of Vanadium. B. Hasselberg STARS, Line of Sight Constant for the Principal. Frank Schlesinger of Secchi's Fourth Type, Spectra of. George E. Hale and Ferdinand Ellerman New, Interpretation of Spectrum of. J. Wilsing of the Third and Fourth Types, Position of. T. E. Espin 202 Double, Density of. Alexander Roberts STELLAR Parallax, Suggestions for Determination of. Frank Schles Stars in the Cluster Messier 5, Periods of. S. I. Bailey Stars, Visual and Photographic Light Curves of. S. I. Bailey Velocity of Polaris. Edwin B. Frost Velocities of e Librae, h Draconis, λ Andromedae, e Ursae Minoris, and Draconis. W. W. Campbell PAGE 272 308 242 333 223 T. E. Espin 169 207 178 180 343 126 169 255 261 315 180 184 178 Velocities of ẞ Capricorni and v Sagittarii. W. W. Campbell W. W. Campbell 241 VELOCITY, Variable, of a Ursae Minoris. Variable, of Polaris. Edwin B. Frost Variable, of ẞ Capricorni and v Sagittarii. W. W. Campbell W. W. Campbell WAVE-LENGTHS of Hydrogen Lines, Effect of Pressure upon. J. YALE Observatory, Photographic Observations of the 1898 Leonids. YERKES Observatory Bulletin No. 12. George. E. Hale For titles of Reviews see Table of Contents. 178 241 292 |