82 TERRESTRIAL MAGNETISM. 



18401845. Bache, Director of the Coast Survey of 

 the United States : Observations made at the Ma<metical 



O 



and Meteorological Observatory at Girard's College (Phila- 

 delphia), published 1847. 



18401842. Lieutenant Gilliss (U.S.): Magnetical and 

 meteorological observations made at Washington, pub- 

 lished 1847 (p. 2319; magnetic storms, p. 336). 



18411843. Sir Robert Schomburgk : Declination ob- 

 servations in the forest region of Guyana between Mount 

 Eoraima and the village of Pirara, between the parallels of 

 4 57' and 3 39'. (Sabine, in the Phil. Trans, for 1849, 

 Partii. p. 217.) 



1841 1845. Magnetical and meteorological observa- 

 tions made at Madras. 



1843^1844. Magnetic observations at Sir Thomas 

 Brisbane's observatory at Makerstoun (Roxburghshire, 

 Scotland), in latitude 55 34'. (See Transact, of the Royal 

 Society of Edinburgh, Yol. xvii. Part ii. p. 188; and 

 Yol. xviii. p. 46.) 



18431849. Kreil on the influence of the Alps on the 

 manifestations of the terrestrial magnetic force. (Com- 

 pare Schum. Astr. Nachr. No. 602.) 



18443845. Expedition of the ' Pagoda' to high Ant- 

 arctic latitudes (64-67), E. longitude 2 to 115, em- 

 bracing all the three elements of terrestrial magnetism, under 

 the command of Lieut. Moore, R.N., who had previously 

 been emploped in the Antarctic Expedition ; the observa- 

 tions being made jointly by him and Lieut. Clerk, of the 

 Royal Artillery, who had previously directed the magnetic 

 observatory at the Cape of Good Hope ; a worthy comple- 

 tion of the Antarctic labours of Sir James Clark Ross. 

 (Sabine, in Phil. Trans. 1846). 



