264 



ON THE PERIODICITY OF THE AURORA BOREALIS. 



*May 7. 



Quebec, Montreal, Toronto. Lefroy. 

 Whitehead, Fryeburg, Oldtoivn, Maine. 

 Burlington, Montpelier, Vt. 

 Dublin, Concord, N. H. 

 Amherst, Richmond, Mass. 

 Hartford, Litchfield, Salisbury, Conn. 

 Lima, Penn. Smith. Records. 

 Bear Lake? Toronto, Lefroy. 

 Ship Boscius, Lt. 40° 2' N. Lg. 68° 6' W. 1 

 Toronto, London ? Lefroy. 

 Montreal? Lefroy. 

 Thomaston. Maim-. Smith. Records. 

 Michipicoton, Albion Alines.' Lefroy. 

 Toronto, Halifax. Lefroy. 

 TJiomaston, Maine. Smith. Records. 

 Bloomfield, N. J. Lima, Penn. Smith. R. 

 Aylesbury, Oxford, England. Glaisher. 

 Stonyhurst, Durham, England. Glaisher. 

 Toronto ? Halifax. Lefroy. 

 Albion Mines, St. Johns. Lefroy. 

 Old Town, Thomaston, Me. Smith. Rec. 

 Albion Mines. Lefroy. 

 St. Johns? Lefroy. 

 Halifax. Lefroy. 

 Michipicoton ? Lefroy 

 St. Johns ? Lefroy. 

 Michipicoton ? Lefroy. 

 Montreal. Lefroy. 

 Michipicoton, Halifax, Lefroy. 

 Nottingham, England. Glaisher. 

 Montreal, Halifax, St. Johns. Lefroy. 

 Mi/ 'It ijiii toton. Lefroy. 

 Quin ri/. Illinois. Smith. Records. 

 Ship Ashburton, Lt, 42° 57' .V. Lg. 41° 48'. 

 Hi 1 1 fax ? Lefroy. 

 Quincy, Illinois. Smith. Records. 

 Michipicoton. Lefroy. 

 Windsor, Conn. Clocksville, N. Y. 

 Morrisville, Penn. Smith. Records. 

 Halifax. Lefroy. 



Chautauque, K. T. Smith. Records. 

 St. Johns. Lefroy. 



Madrid, Somerville, Manchester, N. Y. 

 Manchester, Penn. Smith. Records. 

 Hartwell House, Oxford. Glaisher. 

 Bose Hill. England. Glaisher. 

 Michipicoton, Halifax. Lefroy. 

 Halifax ? Lefroy. 



1 Smithsonian Records in Manuscript. 



St. Johns ? Lefroy. 

 Moose Factory. Lefroy. 

 Moose Factory. Lefroy. 

 Moose Factory: Lefroy. 

 Michijiiroloit. Lel'roy. 

 Moose Factory. Lefroy. 

 Manchester, Penn. Smith. Records. 

 Manchester, England. Glaisher. 

 Moose Factory, Michipicoton. Lefroy. 

 Montreal, Halifax. Lefroy. 

 Chesterfield, Nottingham, Engl. Glaisher. 

 Halifax ? Lefroy. 

 Moose Factory. Lefroy. 

 Windsor, Conn. Smith. Records. 

 Moose Factory ? Toronto ? Lefroy. 

 Moose Factory, St. Johns? Lefroy. 

 Moose Factory, Toronto. Lefroy. 

 Somerville, X. Y. Smith. Records. 

 Manchester, Penn. Smith. Records. 

 Montrt ai .' Albion Mines, Halifax? he. 

 Norwich, England. Glaisher. 

 Montreal, Albion Mines, Halifax. 

 Frederickton, St. John, N. />'. Lefroy. 

 Mich ipicoton, Matawagomingen, 

 Montreal, Halifax? Kingston. Lefroy. 

 Moose Factory, Matawagomingen. Lefroy. 

 Michipicoton, Halifax, St. Johns. Lefroy 

 Moose Factory, Michipicoton. Lefroy. 

 Albion Alines, Montreal. Lefroy. 

 Toronto, Kingston, Halifax. Lefroy. 

 Fort Porter, N. Y. Smith. Records. 

 Moose Factory, Montreal. Lefroy. 

 Kingston, Toronto, London. Lefroy. 

 Frederickton, Halifax. Lefroy. 

 Burlington, Vt. Richmond, Mass. 1 

 Quebec, Montreal. Lefroy. 

 Kingston, Toronto, London. Lefroy. 

 Frederickton, St. John, Halifax. Lefroy. 

 Biddeford, Fryeburg, Maine. 

 Patten, Thomaston, Maine. 

 Dublin, N. H. Burlington, Vt. 

 Randolph, Richmond, Mass. 

 Alleghany, Freepori, Manchester, Penn. 

 Oberlin, Ohio. Sandy Spring, Md. 1 

 Little Lake, Prairie Portage. Lefroy. 

 Quebec, Montreal. Lefroy. 

 Albion Mines, Halifax. Lefroy. 

 Concord, N. H Smith. Records. 

 1 Smithsonian Records in Manuscript. 



