APPENDIX. 



421 



Wate)' at Lake Iluron. 



Observations at Michilimaclcinac and on the Straits of St. Mark's. 



The chief conclusion to be drawn, is the extreme fluctuations 

 of winds and temperatures, in these exposed positions on the 

 open lakes. 



Observatio7is on Lake Superior. 



Stormy and rain. Wind N. W. 

 Stormy and rain. Wind N. W. 



Hurricane at night. 

 Calm. 



Clear. Wind light from N. W. 

 Clear. Wind S. E. 

 Clear. High wind, N. W. 

 Clear. Wind N. W. 

 Rainy. Wind W. X. W. 

 Clear. Wind E. N. E. (Fair!) 

 Sky clear. Wind N. W. 

 Clear. Wind N. W. 

 Clear. Wind N. W. 

 Misty. Wind li;.'ht at N. N. W. 

 Clear. Wind W. S. W. 

 Cloudy, mist, and rain. Wind 



S. s. w. 



Wind S. S. W. 



