ON THE PERIODICITY OF THE AURORA BOREALIS. 



271 



Lefroy. 



Lefroy. 

 Lefroy. 



Hartwell, Engl. Glaisher. 

 3foose Factory. Lefroy. 

 Alleghany Co., Penn. Smith. Kecords. 

 Peel's River, Yoncou. Lefroy. 

 Martin's Falls, Moose Factory. Lefroy. 

 Lima, Penn. Smith. Records. 

 Fort Confidence, Yoncou. Lefroy. 

 Lake Athabasca, Peel's River. Lefroy. 

 Martin's Falls, Moose Factory. Lefroy, 

 Michipicoton, Toronto. Lefroy. 

 Matawagomingen, Quebec. Lefroy. 

 Montreal, Kingston. Lefroy. 

 North Attleboro', Mass. Smith. Records, 

 Lima, Penn. Smith. Records. 

 Peel's River, Lewis and Pelly. 

 Halifax ? Lefroy. 

 Lima? Penn. Smith. Records. 

 Fort Confidence, Moose Factory. 

 Martin's Falls, Lewis and Pelly. 

 Alleghany, Penn. Smith. Records. 

 Beloit, Wise. Smith. Records. 

 Fort Confidence, Martin's Falls. Lefroy. 

 Lake Athabasca, Halifax. Lefroy. 

 Beloit, Wise. Smith. Records. 

 Lake Athabasca. Lefroy. 

 Peel's River, Lewis and Pelly. Lefroy. 

 Martin's Falls, Moose Factory. Lefroy. 

 Mil \h i/a'i ■oton. Lefroy. 

 Fort Confidence. Lefroy. 

 Lewis and, Pelly, Moose Factory. Lefroy. 

 Late Athabasca, Peel's Hirer. Lefroy. 

 Michipicoton, Toronto. Lefroy. 

 Fort Confidence, Yoncou. Lefroy. 

 Lake Athabasca, Peel's River. Lefroy. 

 Lewis and Pelly, Martin's Falls. Lefroy. 

 Toronto, Albion Mines. Lefroy. 

 Newfoundland, Halifax. Lefroy. 

 Alleghany Co., Penn. Smith. Records. 

 Lake Athabasca. Lefroy. 

 Peel's River, Martin's Falls. Lefroy. 

 Alleghany, Lima, Penn. Smith. Records. 

 Fort Confidence, Lewis and Pelly. Lefroy. 

 Moose Factory, Martin's Falls. Lefroy. 

 Kingston, Lake Athabasca. Lefroy. 

 Michipicoton, Montreal. Lefroy. 

 Toronto, London. Lefroy. 

 Fort Confidence, Fort Chipewyan. Lefroy. 

 Lewis and Pelly, Moose Factory. Lefroy. 



Fort Chipewyan. Lefroy. 

 Fort Chipewyan. Lefroy. 

 Peel's River, Moose Factory. Lefroy. 

 Michipicoton, Toronto. Lefroy. 

 Alleghany Co.,Lima,Penn. Sinith.Records. 

 Moose Factory. Lefroy. 

 Fort Chipewyan, Yoncou. Lefroy. 

 Moose Factory, Lewis and Pelly. Lefroy. 

 Michipicoton. Lefroy. 

 Yoncou, Moose Factory. Lefroy. 

 Michipicoton, Montreal. Lefroy. 

 Fort Confidence. Lefroy 

 Fort Chipewyan, Quebec. Lefroy, 

 Burlington, Vt. Smith. Records. 

 Leeds, Engl. Glaisher. 

 Fort Chipewyan. Lefroy. 

 Alleghany Co., Penn. Lefroy. 

 Fort Confidence. Lefroy. 

 Fort Chipewyan, Moose Factory. Lefroy. 

 Fort Chipewyan, Moose Factory. Lefroy. 

 Alleghany Co., Penn. Smith. Records. 

 Fort Confidence, Moose Factory. Lefroy. 

 Michipicoton. Lefroy. 

 Yoncou. Lefroy. 

 Fort Chipewyan. Lefroy. 

 Moose Factory. Lefroy. 

 Fort Chipewyan, Moose Factory. Lefroy. 

 Michipicoton. Lefroy. 

 Yoncou, 3foose Factory, Quebec. Lefroy. 

 Fort Chipewyan. Lefroy. 

 Nottingham, Engl. Glaisher. 

 Fort Chipewyan. Lefroy, 

 Fort Chipewyan. Lefroy. 

 Moose Factory, Michipicoton. Lefroy. 

 Moose Factory. Lefroy. 

 Hawarden, Grantham, Engl. Glaisher. 

 Fort Chipewyan. Lefroy. 

 Moose Factory, Michipicoton. Lefroy. 

 Quebec, Halifax. Lefroy. 

 Fort Chipewyan, Moose Factory. Lefroy. 

 Michipicoton. Lefroy. 

 Albion Mines, Halifax. Lefroy. 

 Yoncou. Lefroy. 

 Lima, Penn. Smith. Records. 

 3/oose Factory, Halifax. Lefroy. 

 Halifax. Lefroy. 



Fort Chipewyan, Moose Factory. Lefroy. 

 Halifax, Albion Mines. Lefroy. 



