ON THE PERIODICITY OF THE AURORA BOREALIS. 



279 



Matawagomingen. Lefroy. 



London, Toronto. Lefroy. 



At Sea, Ship Garrick, Lt. 47°iV. Lg. 29° W. 



Smithsonian Records. 



Toronto. Lefroy. Dunino. Glaisher. 



Fort Simpson, Lewis and Pelly. Lefroy. 



SaultSt.Marie.'Lefcoy.Stonyhurst. Glaisher. 



Kingston ? Toronto ? St. Johns. Lefroy. 



Bose Hill, Engl. Glaisher. 



Oxford, Highfield House. Glaisher. 



Fort Simpson ? Lewis and Pelly. Lefroy. 



Toronto, London, Halifax. Lefroy. 



Highfield House, Engl. Glaisher. 



Lewis and Pelly, London. Lefroy. 



Matawagomingen. Lefroy. 



Highfield House, Engl. Glaisher. 



Lewis and Pelly. Lefroy. 



Highfield House, Engl. Glaisher. 



St. Johns. Lefroy. 



Fort Simpson. Lefroy. 



Stone, Engl. Glaisher. 



Stone, Hart-well Rectory, Engl. Glaisher. 



Hartwell Rectory, Highfield House. Glai- 



Mataivagomingen. Lefroy. [sher. 



Toronto ? St. Johns. Lefroy. 



St. Johns. Lefroy. 



Toronto ? Lefroy. 



Montreal, Kingston, Toronto. Lefroy. 



Matawagomingen. Lefroy. 



Kingston, Toronto. Lefroy. 



Kingston, Toronto. Lefroy. 



London, Halifax. Lefroy. 



Toronto. Lefroy. 



Quebec. Lefroy. 



Toronto. Lefroy. 



Quebec, Montreal. Lefroy. 



Kingston, Toronto ? Halifax. Lefroy. 



Quebec, Matawagomingen. Lefroy. 



Toronto, Halifax. Lefroy. 



Montreal, Toronto. Lefroy. 



Toronto, Halifax. Lefroy. 



AlSea,Ship Yorklown.Lt. iO°N. Lg. 72° W. 



Montreal, Toronto, St. Johns. Lefroy. 



Quebec, Saull St. Marie. Lefroy. 



St. Johns, Toronto. Lefroy. 



Kingston. Lefroy. 



Qrosse Isle (below Quebec). Lefroy. 



Quebec, Montreal, Toronto. Lefroy. 



June 3 



, Toronto. Lefroy. 



, Grosse Lsle, Quebec. Lefroy. 



Montreal, Kingston, Toronto. Lefroy. 



Smithsonian Records. \_Long. 79°. 



At Sea, Ship White Squall, Lat. 53° N? 



Toronto. Lefroy. 



Grosse Isle, Quebec, Montreal. Lefroy. 



Kingston, Toronto, Halifax. Lefroy. 



New Haven. Smith. Rec. Greenwich. Gl. 



Grosse Isle, Quebec. Lefroy. 



Montreal, Halifax. Lefroy. 



At Sea, Ship Garrick, Lt. 40° N. Lg. 69° W. 



Smithsonian Records. 



Quebec, Kingston, Toronto. Lefroy. 



Kingston, Toronto. Lefroy. 



Quebec, Toronto. Lefroy. 



Kingston, Toronto. Lefroy. 



Stone, Engl. Glaisher. 



Kingston. Lefroy. 



Toronto. Lefroy. 



Highfield House, Engl. Glaisher. 



Halifax ? Lefroy. 

 Penetanguishene, Halifax. Lefroy. 

 Penetanguishene. Lefroy. 

 Great Britain. Glaisher. 

 Halifax. Lefroy. 

 Penetanguishene, Halifax. Lefroy. 

 Quebec, Grosse Isle. Lefroy. 

 Kingston, Toronto. Lefroy. 

 Penetanguishene, Quebec. Lefroy. 

 Grosse Isle, Kingston. Lefroy. 

 Toronto, Montreal. Lefroy. 

 Halifax. Lefroy. Great Britain. Glaisher. 

 Quebec, Grosse Isle. Lefroy. 

 Kingston, Toronto, Montreal. Lefroy. 

 Toronto ? Lefroy. 

 Penetanguishene, Quebec. Lefroy. 

 Toronto, Sault St. Marie, Halifax. Lefroy. 

 Quebec, Grosse Isle. Lefroy. 

 Penetanguishene, Kingston. Lefroy. 

 Toronto, Montreal, Halifax. Lefroy. 

 Grosse Isle, Kingston. Lefroy. 

 Toronto, Montreal. Lefroy. 

 Toronto, Montreal. Lefroy. 

 Great Britain. Glaisher. 

 Penetanguishene. Lefroy. 

 Great Britain. Glaisher. 

 Quebec, Grosse Isle. Lefroy. 



