On the Curvature of the Indian Arc. By the Ven. J. H. Pratt, 

 Archdeacon of Calcutta 648 



Obituary Notices of Deceased Fellows : 



Dr. Richard Bright . i 



William John Broderip 



Isambard Kingdom Brunei vn 



Edward Bury xii 



Henry Hallam X11 



Arthur Henfrey xviii 



Thomas Horsfield, M.D xix 



Manuel John Johnson xxi 



Lieutenant-Colonel Charles Hamilton Smith xxiy 



Sir George Thomas Staunton, Bart xxyi 



Robert Stephenson xx ix 



John Welsh XXX1 X 



Peter Gustav Lejeune Dirichlet xxxviii 



Friedrich Heinrich Alexander von Humboldt xxxix 



Karl Ritter x lii 



EEEATA. 



Page 181, line 12, for (, *) nad (jfr *)' 



read 

 read *, 



* 



last line,/ r (h 2 , *-), (^ *) read (X *), 

 Page 182, line 1, for (*> *) r e ^ (*, *). 



, 



6, ditto ditto. 



8, forh 2 readh r 



10, do. do. 



j, 55 14, do. do. 



Page 196, line 6 from bottom, for "Broadhurst" read "Brodhurst." 



Page 197, line 10 from top, for " occasionally weakens the muscle " read " may 

 occasion weakness of the muscle." 



Page 324, line 2, for "portable" read "absolute." 



Page 327, line 18, after " disc," insert " when touching the metal below." 



Note to the Obituary Notice of Mr. Brunei, p. viii, Hne 16. 



The statement that Mr. Brunei designed the Bute Docks at Cardiff, although 

 founded on what the writer had reason to consider good authority, has since 

 been ascertained to be erroneous. 



