The Observatory, Volume 38

appear Astrographic Catalogue Astronomer Royal bright British Catalogue centre Chronometers cluster comet Crommelin Cygni density determined discussion distance double stars E. W. Maunder Earth eclipse effect equator faint Father Cortie geoid give gravitation Greenwich heliometer images instrument interesting investigation isostasy July June Jupiter large number latitude Leonids Lick Observatory lines longitude luminosity magnitude Marine Chronometers mass mean measures Meeting Melotte meridian meteors method miles monthly Moon motion nebula observations obtained orbit Oxford paper parallax period Perseids photographs planets plates position possible present President probable error Prof proper-motions radial velocities radiant rotation Royal Astronomical Society Royal Meteorological Society Royal Observatory satellites Saturn Sept Sir F. W. Dyson solar spectra spectrum stellar sun-spot Sun's surface telescope theory Turner variable stars W. F. DENNING Wolf-Rayet stars XXXVIII zone