23 



November 30, 1850. — (Stated Meeting.) 



HUMPHREY LLOYD, D. D., President, 

 in the Chair. 



On the recommendation of Council, 



It was Resolved, — " That the rule of the Academy limit- 

 ing the number of Honorary Members to sixty, be not consi- 

 dered as applying to the President and Ex-Presidents of the 

 Royal Society." 



The following Gentlemen were elected Honorary Mem- 

 bers of the Academy : — In Science — Alexander D. Bache, 

 Washington. In Polite Literature — Washington Irving, 

 New York ; Augustus Boeck, Berlin ; Victor Cousin, Paris. 

 In Antiquities — L. C. F. Petit-Radel, Paris ; and C. T. Grote- 

 fend, Hanover. 



The President read the following paper on the position of 

 the Isogonal Lines in Ireland, as deduced from the obser- 

 vations of Sir James Ross, in 1838. 



" In the year 1835 I laid before the British Association, 

 then assembled in Dublin, a Report on the Direction and Inten- 

 sity of the Terrestrial Magnetic Force in Ireland, based upon ob- 

 servations made by Lieut.-Colonel Sabine, Sir James C. Ross, 

 and myself.* In these observations Mr. Robert Were Fox and 

 Professor Phillips afterwards took part ; and the survey was 

 subsequently extended to the whole of the British Islands. 

 The details of this extended survey are given in a Memoir on 

 the Magnetic Isoclinal and Isodynamic lines in the British 

 Islands, drawn up chiefly by Lieut.-Colonel Sabine, f 



" The observations contained in these Reports are limited 

 to the Magnetic Inclination and Intensity. Observations of 

 the Declination, as well as of the other two elements, were 



* Fifth Report of the British Association for the Advancement of Science, 

 t Eighth Report. 



