ON THE PERIODICITY OF THE AURORA BOREALIS. 



267 



•Oct 8. 



Fort Confidence, London. Lefroy. 



Moose Factory, Martin's Falls. Lefroy. 



Halifax, St. Johns, Lefroy. 



At Sea, Connecticut, Lt. 45° If. Lg. 43° W. 



Smithsonian Records. 



Fort Confidence, Peel's River. Lefroy. 



3Ioose Factory, Lefroy. 



Fredericton, St. Johns. Lefroy. 



Burlington, VI. Smith. Records. 



Fort Confidence, Peel's River. Lefroy. 



Peel's River. Lefroy. 



Alleghany, Penn. Smith. Records. 



Fort Confidence. Lefroy. 



Montreal, Toronto. Lefroy. 



Fort Confidence, Halifax. Lefroy. 



Moose Factory. Lefroy. 



Philadelphia, Penn. Smith. Records. 



Fort Confidence, Moose Factory. Lefroy. 



3far tin's Falls, Fredericton, Halifax. Lefroy. 



Martin's Falls. Lefroy. 



Moose Factory. Lefroy. 



Fort Confidence. Lefroy. 



Fort Confidence, Montreal. Lefroy. 



Matawagomingen. Lefroy. 



Kingston, Toronto. Lefroy. 



Aztalan, Wise. Smith. Records. 



Orenbourg. Anitsehkoff. 



Fort Confidence, Moose Factory. Lefroy. 



MUrtin's Falls, Kingston, Toronto. Lefroy. 



London, Halifax, St. Johns. Lefroy. 



Moose Factory, Martin's Falls. Lefroy. 



Quebec, Toronto. Lefroy. 



London, St. Johns. Lefroy. 



Burlington, VI. Amherst, Mass. Smith. Rec. 



At Sea, Henry Clay, Lt. 43° N. Lg. 43° W. 



Smithsonian Records. 



Matawagomingen, Quebec. Lefroy. 



Peel's River, Moose Factory. Lefroy, 



Michipicoton, Montreal. Lefroy. 



Toronto, London, Halifax. Lefroy. 



Fredericton, St. Johns. Lefroy. 



Burlinglon,Vl. Litchfield, Conn. Smith. Rec. 



Somerville, Ogdehsburg, N. T. Smith. Rec. 



Peel's River, Moose Factory. 



Martin's Fall. Lefroy. 



Fort Confidence. Lefroy. 



Peel's River, Moose Factory. 



Michipicoton, Martin's Falls. 



Lefroy. 



Lefroy. 

 Lefroy. 



Nov. 2. Albion Mines, Fredericton. Lefroy. 

 " 3. Fredericton. Lefroy. 

 " 3. Orenbourg. Anitsehkoff. 

 " 4. At Sea, Skip Henry Clay, Lt. 43°. Lg. 54° IV. 

 " 4. Smithsonian Records. 

 *' 5. Fort Good Hope. Lefroy. 

 " 6. Athabasca, Martin's Falls. Lefroy. 

 " 6. Fort Good Hope, Moose Factory. Lefroy. 



6. Matawagomingen, Kingston. Lefroy. 



7. Fort Confidence, Athabasca. Lefroy. 

 7 . Moose Factory, Martin's Falls. Lefroy. 

 7. Fort Good Hope, Michipicoton. Lefroy. 

 7. Quebec, Fredericton. Lefroy. 



7. Burlington, VI. Smith. Records. 



8. Athabasca, Fort Good Hope. Lefroy. 



8. Moose Factory, Peel's River. Lefroy. 



9. Fort Confidence, Athabasca. Lefroy. 

 9. Moose Factory, 3fartin's Falls, Quebec. 

 9. Fort Good Hope, Toronto. Lefroy. [Rec. 

 9. Somerville, N. Y. Alleghany Co., Pa. Smith. 



10. Fort Confidence, Lake Athabasca. Lefroy. 

 10. Moose Factory, Fort Good Hope. Lefroy. 

 10. Martin's Falls, Halifax. Lefroy. 

 10. Toronto, Fredericton. Lefroy. 



10. Burlington, Vt. Smith Records. 



11. Fort Ghipewyan. Lefroy 

 11. Peel's River, Fort Good Hope. Lefroy. 

 11. Martin's Falls, Quebec. Lefroy. 

 11. Burlington, Vt. Smith. Records. 



" 12. Lake Athabasca, Martin's Falls. Lefroy. 



" 12. Fredericton, Quebec. Lefroy. 



" 12. Alleghany, Penn. Lefroy. 



" 13. Fort Confidence, Fort Good Hope. Lefroy. 



" 13. Moose Factoi-y, Peel's River. Lefroy. 



" 13. Fredericton. Lefroy. 



" 14. Fort Good Hope, Moose Factory. Lefroy. 



" 15. Fort Confidence, Lake Athabasca. Lefroy. 



" 16. Peel's River, Fort Good Hope. Lefroy. 



" 17. Fort Good Hope, Quebec. Lefroy. 



" 18. Fort Good Hope, Peel's Ri-Oer. Lefroy. 



" 19. Fort Confidence, Fort Good Hope. Lefroy. 



" 20. Fort Good Hope. Lefroy. 



" 21. Fort Confidence, Fort Good Hope. Lefroy. 



" 21. Moose Factory ? Lefroy. 



" 21. Alleghany Co., Penn. Lefroy. 



" 24. Fort Confidence, Peel's River. Lefroy. 



25. Fort Good Hope, Peel's River. Lefroy. 



25. Moose Factory, Fredericton. Lefroy. 



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