ON THE TEUIODICITY OF THE AURORA BOREALIS. 



113 



Nov. 29. 



" 29. 

 Dec. 9. 



" 22. 



Jan. 8. 



" 22. 



" 27. 

 Feb. 2. 

 Mar. 26. 



" 27. 

 Apr. 10. 



" 19. 



" 21. 



" 24. 



" 28. 

 May 12. 



" 29. 



" 31. 

 June 1. 



" 2. 



" 20. 



" 27. 

 Aug. 12. 



" 22. 



" 23. 



« 23. 



" 24. 

 Sept. 1. 



" 16. 



" 17. 



" 23. 



« 23. 



" 30. 

 Oct. 7. 



" 12. 



" 30. 



" 31. 

 Nov. 1. 



" 4. 



" 13. 



" 14. 



" 15. 



« 27. 



G. Britain or Ireland. Dalton. 



Gosport. Burni'v. 1 



New York. Hough. Arago. 



Paris ? Arago. 



1832. 



Victoria Harbor. Ross. 



New York. Hougli. Wilmington. Gibbon. 



G. Britain or Ireland. Dalton. 



Giengen. Binder. 2 



New York. 



Neic York. 



New York. 



New York. 



Neic York. 



New York. 



New York. 



New York. 



New York. 



Neic York. 



New York. 



New York. 



New York. 



Hough. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 

 Hougli. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 



Wilmington. Gibbon. 



Sharon, Conn. Smith. Loomis. 



New York. Hough. 



New York. Hough. Wilmington. Gibbon. 



New York. Hough. Wilmington. Gibbon. 



Sharon, Conn. Smith. Loomis. 



New York. Hough. 



New Tork. Hough. 



New York. Hough. 



England. Hough. 



G. Britain or Ireland. Dalton. 



Gosport. Burney. Smedley. Potter. 3 



New York. Hough. Wilmington. Gibbon, 



New York. Hough. 



England. Hough. 



New York. Hough. 



Nova Zembla. Hough. 



G. Britain or Ireland. Dalton. 



G. Britain or Ireland. Dalton. 



St. Petersburg. Wisniewsky. Kupffer. 4 



Wilmington. Gibbon. 



New York. Hough. 



Providence, R. I. Caswell. 5 



i Phil. Mag. X. 471. 



2 Kastn. Archiv. XXIII. 319. 



8 Phil. Mag. Third Series, II. 233 anrl 315. 



* Mem. de l'Acad. St. Petersb. III. Bull. Sci. I. pp. 



6 Meter. Observ. at Prov. in Smith. Contrib. XII. 



VOL. X. 



Dec. 21. 



" 21. 



Jan. 2. 



" 19. 

 Feb. 11. 



" 18. 



" 19. 

 Mar. 13. 



" 13. 



" 13. 



" 13. 



" 17. 



" 21. 



" 21. 



" 21. 



" 23. 

 Apr. 23. 



" 24. 



" 26. 

 May 7. 



" 16. 



" 17. 



" 17. 



" 18. 

 June 14. 



" 17. 



" 29. 

 July 10. 



" 10. 



" 12. 



" 13. 

 Aug. 1. 



" 6. 



" 6. 



" 15. 



" 21. 



Sept. 1. 



1. 



« 2. 



" 5. 



« 6. 



" 7. 



Dalton. 

 Dalton. 

 Dalton. 3 



Airy. 8 

 Dalton. 



G. Britain or Ireland. Dalton. 

 Newcastle-on-Tgiie. Potter. 1 Gosport. Burner. 



1833. 



Wilmington. Gibbon. 



New York. Hougli. 



G. Britain or Ireland. 



G. Britain or Ireland. 



G. Britain or Ireland. 



< 'ambridge, England. 



G. Britain or Ireland. 



Nora Zembla. Hough. 



St. Petersburg. Wisniewsky. 



New York. Hough. 



Wilmington. Gibbon. Quetclet. 



G. Britain or Ireland. Dalton. 



Edinburgh. Forbes. Ireland. Robinson, 4 &c. 



Hough. 



Hough. 



Hough. 



Hough. 



Hough. 



Hough. 



Hough. 

 Loomis. 



Kupffer. 



New York. 

 New York. 

 New York. 

 New York. 

 New York. 

 New York. 

 New York. 

 New Haven. 

 New York. 

 New York. 

 Wilmington. 

 New York. 

 New York. 

 New Haven. 

 Netc York. 



Wilmington. Gibbon. 



York. 



Hough. 

 Hough. 



Gibbon. 

 Hough. 

 Hough. 



Loomis. 

 Hough. 

 Hough. 

 Hough. 

 Hough. 



Wilmington. Gibbon. 



New York 



New York. 



G. Britain or Ireland. Dalton. 



New York. Hough. 



St. Petersburg. Wisniewsky. Kupffer. 



New York. Hough. 



G. Britain or Ireland. Dalton. 



New York. Hough. 



New York. Hough. 



New York. Hough. Nova Zembla. Houj 



New York. Hough. 



-11-14. 



i Phil. Mag. II. Third Series, 233. 



2 March, 1833. No Aurora Borealis had been seen; and, in- 

 deed, we had scarcely noticed one the whole winter. Ross's Nar- 

 rative of a Second Voyage, &c. p. 694. Force, p. 90. 



3 Phil. Mag. Third Series, II. 315. 

 1 Proc. Brit. Assoc. II. 401. 



15 



