The Astrophysical Journal, Vol. 9

Excerpt from The Astrophysical Journal, Vol. 9: An International Review of Spectroscopy and Astronomical Physics On the Spectra of Stars of Class III. N. C. Duner; On Some Photographs of the Great Nebula in Orion, Taken By means Of The Less Refrangible Rays Of Its Spectrum. James. Keeler; On the Wide Cosmical Dissemination of Vanadium. B. Hasselberg; On the Spectrum of the Great Nebula in Andromeda. J. Scheiner; Observations of the Leonid Meteors of 1898. E. E. Barnard; Photograph of the Milky Way near the Star Theta Ophiuchi. E. E. Barnard; Reduction to the Sun of Observations for Motion in the Line of Sight. Frank Schlesinger; On a New Type of Telescope Objective Especially Adapted For Spectroscopic Use. Charles S. Hastings; Remarks on the Methods Employed in the Determination Of the Radial Velocities of the Stars. H. Deslandres; Minor Contributions and Notes: A New Satellite of Saturn, Edward C.Pickering, 173;New Nebulae and Nebulous Stars. Edward C.Pickering, 173;A New Form of Photographic Telescope, Edward C.Pickering, 175;Photographing Meteors, Edward C.Pickering, 178;The Variable Stars Uulpeculae and St Cygni, Edward C.Pickering, 179: A New Star in Sagittarius, Edward C.Pickering, 182;The Verkes Observatory of the University of Chicago, Bulletin No.6: Parallax of the Andromeda Nebula. Spectrum of Saturns Rings, George E.Hale.; Reviews: Verification of the Ketteler-Helmholtz Dispersion Formulae by Optical Constants of Solid Dyes, A. Prtuger; erihcation of Cauchys Formulae for Metallic Reflection by Optical Constants of Solid Cyanin, A. Pfliigcr; The Anomalous Dispersion of Cyanin, R. W. Wood (G.O. James), Number IV. On a Graphic Method of Comparing the Relative Efficiencies Of Different Spectroscopes. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works."