CONTENTS 



* A 



Some account of the life ond icrittrigs of Benjamin Couitt Murn^ 



ford. By Jacob Bij^eloWf M. D. Ham fori Professor in 



Harvard Universiti/. 

 I. A netv investigation of KephPs Problem. By F. T. Schu- 



bert. 

 IL On a mistake which exists in the solar tables of Mayer^ 



LaLande^ and Zach. JBy JSTatliamel Bowditch^ LL. D. 



"■V 



III. On the calculation of the ohlateness of the earth, by means 



of the observed lengths of a jpendidum in differerd latitudes, 

 according to the method given hy La Place in the second 

 volume of his '^ Mecanique Celeste,'' with remarks on other 

 parts of the same work, relating to the figure of the earth. 

 By JSTathaniel Bowditch, LL. D. 



IV. Method of correcting the apparent distance of the Moon 



i 



28 



SO 



from the S 

 Jip fraction. 



Star, fc 



th 



effects of Parallax and 



By JSTathaniel Bowditch, LL. D 



50 



V. On the vftethod of computing the Bip of the Magnetic JSTeedle 



67 



in different latitudes, according to the theory of Mr. Biot. 

 By JSTathaniel Bowditch, LL. JD, 



VI. Hejnarks on the methods of correcting the elements of the 



orbit of a comet in J\*ewton^s " Princi pia,^' and in La Place's 

 ^'Mecanique Celeste.'^ By JSTathaniel Bowditch, LL.B. C3 



VII. Remarks on the usual Demonstration of the permanency of 



the solar system 

 Inclinations € 



9 



ith 



wect to the Mccentricit 



and 



the orbits of the Planets. By JS'athaniel 



Bowditch, LL. J), 



74 



