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Excerpt from Nature, Vol. 68: A Weekly Illustrated Journal of Science; May to October 1903 Canals on, Mars, E. W. Maunder and J. E., Evans, 190; E. M. Antoniadi, 461; Observations of Mars, MM. Flammarion and Benoit, 606; a New Comet, Mr. Grigg, 16; Nova Geminorum, Prof. E. C. Pickering, 16; Prof. Hale, 68; Prof. Frost, 68; Variability of, Prof. E. C. Pickering, 89; Observations of, Prof. Barnard, 207; Spectroscopic Observations of, Prof. Perrine, 279; the Spectrum of Nova Geminorum, Dr. H. D. Curtis, 425; the Eclipse of the Moon, April 11 - 12, 16, 306; M. Montan gerand, 16; A. Kannapell, 23; P. Puiseux, 23; at Mar seilles, M. Stephan, 23; at Bordeaux, G. Rayet, 23; Cause of Moon's Obscurity on April 11, Rev. S. J. John son, 46; Visibility of the Eclipsed Lunar Disc during the Second Half of the Eclipse of April 11 - 12, M. Amann, 96; the Occurrence of spark'lines in Arc Spectra, J. Hartmann' and G. Eberhard, 17; Four Stars with Variable Radial Velocities, H. M. Reese, I7; Newly Determined Stellar Radial Velocities, Prof. Vogel, 519; the Harvard Meridian Photometer Observations, Prof. E. C. Pickering, 17; Rumford Medal Awarded to Prof. George E. Hale, 39; Comet 1903 b, M. Ebell and H. Kreutz, 42; a Remarkable Algol Variable, Prof. E. C. Pickering, 42 New Value for the Solar Parallax, B. Vvein berg, 42; Instructions to Observers of the Sun, 43, Stonyhurst College Observatory Report 'for 1902, 43; Royal Astronomical Society, 46, 190; Methods of De veloping Photographs ofnebulae, Mr. Ritchey, 46; Period of the Sunspots and the Mean Annual Temperature Variations of the Earth, Charles Nordmann, 47; Connec tion between Sun-spots and Atmospheric Temperature, Charles Nordmann, 162; on the Simultaneous Variation of Solar Spots and Terrestrial Temperatures, Alfred Angot, 119; Sun-spots and Terrestrial Temperatures, C. Nordmann, 184; Sun-spots and Phenology, Alex. B. Macdowall, 389; Cooperation in Astronomy, Prof. Edward C. Pickering, 61; Parallaxof the'binary System 6 Equulei, W. J. Hussey, 69; Prof. A. A: Rambaut, 69; Recent Observations made at Greenwich and Paris for the Determination of the Difference of Longitude, 85; Astronomical Occurrences in June, 89; in July, 183; in August, 305; in September, 397; in October, 531; ir November, 630; Origin of the H and K Lines of the Solar Spectrun, Prof. J. Trowbridge, 89; the Leeds Astronomical Society, 89; the Stellar Heavens, Ellard Gore, 101; Death of Dr. A. A. Common, 108; Obituary Notice of, Dr. William J. S. Lockyer, 132; Death of Prof. Deichmiiller, 135; Report of the Oxford University Observatory, Prof. H. H. Turner, 111 Periodicities of the Tidal Forces and Earth quakes, R. D. Oldham, 111; Harvard Photographs of the Entire Sky, Prof. E. C. Pickering, 138; the Royal Observ atory, Greenwich, 138; the Question-of Prominence, Facula and Spot Circulation, Prof. Bigelow, 139 Sonnen flecken, Prof. K. Kassner, 140; the Crossley Reflector of the Lick Observatory, 162; the Mirror of the Crossley Reflector, D. G. Johnstone Stoney, 183; the Relationships between Arc and Spark Spectra, Prof. J. Hartmann 163; Photographic Observations of Comet 1902 111 Prof. Sykora, 183; Radiant Points of July and August Meteors, Mr. Denning, 184; the Satellites of Saturn, ' W. J. Hussey, 184; Reported Change on Saturn, Prof. Barnard, 207; White Spot on, W'. F. Denning, 229; another White Spot on, W. F. Denning, 247; the White Spots on Saturn, J. Comas $0151, 425 Bright Spots on Saturn, W. F. Denning, 279; the Spots on, W'. F. Denning, 390; the Rotation Period of Saturn, 2 F. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com