34. 



Refraction 0210, 3100, 3350. 5400 



Eefractors, Photographic 2040, 2050 



Visual . . . . 2040, 2050 



Eising 0150 



Rotating Masses of Fluid, Figures 



of Equilibrium of . . . . 1600 



Rotation of Sun, Determination 



by Spectroscopy . . . . 4640 



Rotation, Perturbed .. .. 1700 



Satellites, Figure .. .. 1660 



Theory . . . . . . 1450 



Saturn 6100-6190 



Satellites and Ring System 6560 



Spectrum .. .. ' 6190,6820 



Theory and Numerical 



Application . . . . . . 1330 



of Ring System and 



Satellites 1460 



Scintillation 5400 



Screens 2040, 2120 



Screws, etc., Errors of .. .. 3220 



Setting 0150 



Sextants 2090 



Shadow Track of Solar Eclipses, 



Map of 4220 



Shooting Stars . . . . . . 6650 



Size of the Heavenly Bodies, 



Apparent . . . . . . 0105 



Societies, Reports of . . . . 0020 



Solar Motion 3320 



Processes, Connection with 



Terrestrial Phenomena . . 4110 



System, Constitution . . 1770 



Description . . . . 40C0 



Motion in Space . . 1840 



Origin, Stability, and 



Development . . . . . . 1790 



Theory . . . . 1100 



Spectra, Peculiar Stellar. . .. 8400 



Photographic, Micrometer for 2260 



Production of Comparison 2250 



Stellar, Distribution in the 



Heavens 8140 



Study of Special Types 8120 



Spectrographs . . . . • . 2220 



Spectroheliograph . . . . 2270 



Spectrophotometry . . . . 2400 



Spectroscopes . . . . . . 2220 



Spectroscopic Apparatus 2200, 2250 



Theory and Adjustment 2280 



Observations, Correcting 



Lenses for 2250 



Physical Constitution 



of the Sun deduced from . . 4750 



Researches of Sun in Eclipse 4650 



of Surface of the Sun 



without Eclipse . . . . 4600 



Spectroscopy of Clusters . . 8200 



Comets .. 6800,6920 



— Meteors . . . . 6950 



Spectroscopy of Moon . . 6800, 6810 



• • Moon, Planets, Comets, 



Zodiacal Light, and Terrestrial 

 Atmosphere . . . . . . 6800 



Nebulae . . . . 8200 



Planets . . 6800, 6820 



Stars . . . . 7120, 8010 



Sun and Eclipses . 4500 



Terrestrial Atmo- 

 sphere .. .. 4580, 6800, 6960 



Variable Stars . . 8300 



Zodiacal Light 6800, 6940 



Spectrum, Solar . . . . 4500-4750 

 Distribution of Energy 



4570 

 4540 



of 



8070 

 4530 

 4510 

 4520 

 0110 

 7700 



0280 

 8100 



Lines in 



Stellar, Distribution 



Energy in 



Ultra-red Solar 



Ultra-violet Solar . . 



Visible Solar 



Sphere, Celestial . . 

 Star Clusters 



Reduction, Correction for 



Movement of Earth, &c. 



Stars, Classification 



■ Double . . 1820, 7500-7530 



Ephemerides of . . . . 7010 



Catalogues of Position 7030, 7040 



Colour 7120 



Comparison of Catalogues 



of Position 7050 



Distribution in Heavens . . 7160 



Magnitude 7080 



Observations of Position .. 7020 



Proper Motion . . . . 7060 



Radiation . • . . . . 7140 



Motion in the Line of Sight 8500 



Multiple . . . . 7510, 7520 



Physical Constitution . . 8080 



Spectroscopy . . . . 8010 



Variable .. .. 1850,7600 



Variable Motion in the 



Line of Sight . . . . . . 8550 



Stellar Spectroscopy . . 8000-8630 

 Systems 1860 



Universe . . . . 1800, 7000 



Resisting Medium in 1830 



Structure 



Temperature . 



Theory 



Stereo-comparator 

 Sun 



Atmosphere 



Brightness . . 



Chromosphere 



Constants . . 



Drawings 



Eclipses 



Figure 



1810 

 1830 

 1800 

 2140 

 4010 

 4070 

 4200 

 4070 

 4030 



, 4360 



0350, 4010, 4230, 4220 

 1630 



