International Catalogue of Scientific Literature 

 SCHEDULE 



OF 



CLASSIFICATION 



(E) ASTRONOMY 



PRIMARY DIVISIONS 



GENERAL 



SPHERICAL (GEOMETRICAL) ASTRONOMY 

 THEORETICAL ASTRONOMY 

 PRACTICAL ASTRONOMY 



DESCRIPTIVE ASTRONOMY 



Solar Stjstein , . . . , . 4000 



Moon 4800 



Earth {Geodesy, etc.) .. 5000 



Planets aoOO 



Comets CGOO 



Stellar Universe . . . . 7000 



ANCIENT ASTRONOMY 



CHRONOLOGY 



SPECTROSCOPY 



Iiulexed in the following' sections : — 



Instruments .. .. .. 2200 



Specti'oscopi/ of San and Eclipses 4500 



Speciroscopt/ of Moon, Planets. 



Comets, Zodiacal Light . . GSOO 



Stellar Spectroscoptj {Stars, 



Nebulae, etc.) . . .. .. 8000 



(E-G988) 



0000 

 0100 

 1000 

 1900 

 3290 



9000 

 9200 



