18 
Contents of Volume III. 
219. On some formula relating to the Variation of the Plane of a 
Planet’s Orbit ......... 
Monthly Notices R. Astron. Soc. t. xxi. (1861), pp. 43—46 
220. Note on a Theorem of Jacobis in relation to the Problem of 
Three Bodies ......... 
Monthly Notices R. Astron. Soc. t. xxii. (1862), pp. 76—78 
221. On the Secular Acceleration of the Moon’s Mean Motion 
Monthly Notices R. Astron. Soc. t. xxii. (1862), pp. 173—230 
222. On Lambert’s Theorem for Elliptic Motion .... 
Monthly Notices R. Astron. Soc. t. xxii. (1862), pp. 238—242 
516 
Notes and References to papers in Volume III.. 
567 
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