ON THE PERIODICITY OF THE AURORA BOREALIS. 



301 



March 6. 



Christiania. Fearnley. 



Peckeloh. Ballot. Skudesnes. Fearnley. 



Haparanda. Ballot. 



Christiania. Fearnley. 

 Christiania. Fearnley. 

 Toronto. Kingston. Christiania. Fearnley. 



Haparanda. Ballot. 



Toronto. Kingston. 



Hernosand, Haparanda. Ballot. 

 Toronto. Kingston. 



Stockholm, Haparanda. Ballot. 



Toronto. Kingston. 



Paris, Haparanda. Ballot. 



Cambridge. Lovering. 



Munich. Ballot. 



Rome. Ballot. 



Hernosand. Ballot. 



Stockholm. Ballot. 



Cambridge. Lovering. 



Toronto. Kingston. Cambridge. Lovering. 



Christiania. Fearnley. 



Christiania. Fearnley. 



Toronto. Kingston. Cambridge. Lovering. 



Toronto. Kingston. 



Toronto. Kingston. 



Toronto. Kingston. 



Toronto. Kingston. Cambridge. Lovering. 



Toronto. Kingston. 



Toronto. Kingston. 



Toronto. Kingston. 



Cambridge. Lovering. 



Toronto. Kingston. Cambridge. Lovering. 



Toronto. Kingston. 



Toronto. Kingston. 



Toronto. Kingston. 



Toronto. Kingston. 



Chrislia7iia. Fearnley. 



Toronto. Kingston. Christiania. Fearnley. 



Toronto. Kingston. 



Toronto. Kingston. 



Cambridge. Lovering. 



Toronto. Kingston. Cambridge. Lovering. 



Toronto. Kingston. 



Toronto. Kingston. Cambridge. Lovering. 



Aalesund. Fearnley. 



Toronto. Kingston. Cambridge. Lovering. 



Christiania. Fearnley. Aalesund. Fearnley. 



Toronto. Kingston. 



Christiania. Fearnley. 



Toronto. Kingston. 



x. 38* 



Oct. 10. Christiania. Fearnley. 



" 11. Toronto. Kingston. Christiania. Fearnley. 



" 12. Christiania. Fearnley. 



" 13. Toronto. Kingston. 



" 18. Aalesund. Fearnley. 



" 30. Toronto. Kingston. 



" 31. Toronto. Kingston. 

 Nov. 2. Toronto. Kingston. 



" 3. Toronto. Kingston. Aalesund. Fearnley. 



" 6. Christiania. Fearnley. 



" 7. Christiania. Fearnley. 



" 9. Christiania. Fea.mley.Allenheads.'Wheeler. 



" 10. Haparanda, Aalesund. Fearnley. 



" 11. Allcnhcads, North Shields. Wheeler. 



" 12. Christiania. Fearnley. 



" 19. Christiania. Fearnley. Allenheads. Wheeler. 



" 28. Christiania. Fearnley. Stockholm. Ballot. 



" 29. Christiania. Fearnley. 



" 29. Aalesund. Fearnley. Bywell. Wheeler. 



" 30. Aalesund. Fearnley. 



Dec. 2. Toronto. Kingston. 



" 10. Christiania. Fearnley. 



" 25. Allenheads, Bywell. Wheeler. 



1867. 

 March 7. Toronto. Kingston. 

 April 8. Toronto. Kingston. 



" 24. Toronto. Kingston. 

 May 1. Toronto. Kingston. 



" 2. Toronto. Kingston. Cambridge. Lovering. 



" *4. Cambridge. Lovering. 



" 27. Cambridge. Lovering. 



" 31. Burlington, Vt.,Concord, N.H. Lovering. 



July 28. Cambridge. Lovering. 

 Aug. 4. Gorham, jV. H. Lovering. 



" 5. Mt. Washington, N. H. Lovering. 



" 21. Burlington, Vt. Lovering. 



" 26. Burlington,Vt., Gorham, X.H. Lovering. 



Sept. 21. Cambridge. Lovering. 4 



" 23. Cambridge. Lovering. 



" 25. Cambridge. Lovering. 



" 26. Manchester, Mass. Lovering. 



" 29. Manchester, Mass. Lovering. 



March 19. Cambridge. 



" 24. Cambridge. 

 April 13. Cambridge. 



" 17. Cambridge. 



" 18. Cambridge. 

 July 10. Cambridge. 



1868. 

 Lovering. 

 Lovering. 

 Lovering. 

 Lovering. 

 Lovering. 

 Lovering. 



