30 



TEKRRSTRIAL MAGNETISM. 



[£. i.II 



named a portion (about the half) of the observations of 

 the Antarctic expedition under Sir James Clark Ross: 

 those of the expedition under Lieutenant Moore, R.N 

 and Lieutenant Clerk, Royal Artillery, also to the Ant- 

 arr-^^c Ocean ; of Captain Sulivan, from England to the 

 Falkland Islands and back ; of Sir Edward Belcher, (in 

 H.M.S. Sulphur,) on the north-west coast of America 

 and in the Pacific and Indian Oceans; of LieutenaTit 

 Alexander Smith, R.N., and Li- itenaut Dayman, R.N., 

 in voyages between England and Van Diemen Island. 

 In the second class, viz. surveys completed and in pro- 

 gress of reduction but not yet pubhshed, may be enu- 

 merated the remaining portions of the observations made 

 in Sir James Clark Ross's Antarctic expedition ; a small 

 but valuable collection by the Niger expedition ; another 

 by Sir Robert Schoinburgk in Guyana; two series on 

 the coast of New Holland, one by Captain Wickhani, 



and the other by Lieutenant (since 



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the observations made in a special expedition to Hudson's 

 Bay and back by Lieutenant Moore ; and two extensive 

 series, one by Captain Shadwell, in the hydrographical 

 expedition of Captain Blackwood to Torres Strait and 



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ound New Holland ; and one by Sir Edward Belcher in 



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may 



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Amongst the observations now in 

 named those of the expeditions to the Arctic Polar Sea 

 under Sir John Franklin and Sir James Clark Ross ; of 

 the hydrc^raphical surveying expeditions of Cantain Bar- 



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of Captain Bayfield in the Gulf and River St. Lawrence ;, 



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