3 E 



1120 Calculation of Orbits. 



1130 Plauets; Comets; Meteoric Streams. 



1160 Correction of Orbits; Application of Method of 



Least Squares. 

 1200 Orbital Movement of three or more Bodies ; Centre 



of Gravity. 

 1250 General Perturbations ; Planetary Theory in General. 



1260 Theory and Numerical Application (Tables) of 



Mercury. 

 1270 Theory ami Numerical Application (Tables) of 



Venus. 

 1280 Theory and Numerical Application (Tables) of 



Earth. 

 1290 Theory and Numerical Application (Tables) of 



Intra-Mercurial Planets. 

 1300 Theory and Numerical Application (Tables) of 



Mars. 

 1310 Theory and Numerical Application (Tables) of 



Minor Planets. 

 1320 Theory and Numerical Application (Tables) of 



Jupiter. 

 1330 Theory and Numerical Application (Tables) df 



Saturn. 

 1340 Theory and Numerical Application (Tables) of 



Uranus. 

 1350 Theory and Xumerical Application (Tables) of 



Neptune. 

 13G0 Theory and Numerical Application (Tables) of 



Extra-Neptunian Plauets. 

 14U0 Theory of tiie Moon. 



1450 Theory of Satellites (exc. Moon of Earth) in 



General. 

 14C0 Theory (jf Satellites and the Ping- System of 



Saturn. 

 1470 Theory of Satellites of Intra-Mercurial Planets. 



14b0 Theory of Satellites of Mercury. 



1490 Theory of Satellites of Venus. 



1500 Theory of Satellites of Mars. 



1510 Theory of Satellites of Minor Planets. 



1520 Tiieory of Satellites of Jupiter. 



1530 Theory of Satellites of Uranus. 



1540 Theory of Satellites of Neptune. 



1550 Theory' of Satellites of Extra-Neptunian Planets. 



1560 Correction of Elements. 



1570 Construction of Tables. 



1590 Special Perturbations; Application of Method of 



Mechanical Quadratures. 

 KiOO Fig-ures of l']quilil)rium of Rotating- Masses of Fluid. 



{See also H 2470). 

 1610 Fissure of the Earth, its Oceans and Atmosphere 



(E-8107) A 2 



