55^ EXPLANATION OF THE PLATES. [aPP. M° X. 



zontal bars : it also shows, in one position, the nature 

 of the local attraction. It acts entirely on the prin- 

 ciple stated in the 1st inference, and illustrates the 

 6th. 



No. X. 



EXPLANATION OF THE PLATES. 



The Roman numerals and Arabic figures after the name of any article," point 

 out the volume and page of the Work, where such figure is particularly re- 

 ferred to or described. 



Frontispiece. A representation of the ship Esk when 

 in distress. The particulars of this misfortune, 

 with the successful issue of the voyage, are given 

 in chapter vii. of this volume. [See Vol. II. 

 p. 457.] 



No. 



I. General map of the Polar Regions. This map was 



drawn with great care, partly from the beautiful 

 eight sheet map of the world on Mercator's pro- 

 jection, by Arrowsmith, and partly from the best 

 charts of the sea coast of Europe and N. Ameri- 

 ca, including some original surveys, and, through 

 the liberality of Captain Ross, the whole of his 

 survey of Baffin''s Bay. 



II. Instruments, &c. 



1. Stone lance found in a whale taken near Spitz- 



bergen. I. 11. 



2. Marine diver. I. l86. 



3. Lines of temperature. I. 538. 



4. Improved coiiipass needle, ll. 538. Note, Table. 

 ill. Appearances of Spitzbergen and adjacent islands. 



1. View of Cherie Island. I. 153. 



2. The Three Crowns. I. 99. 



3. Middle Hook of the Foreland. I. 97» 



4. Horn Mount. I. 96. 



5. Hakluyt''s Headland and the Norways. 



