70th Bfport Brtt. Jstoc.. 1900.] 



[Plate I] 



licQilt College Obiervat(rry, Seeord of thfferenca 0/ Temperature between Moanl Soyal and CoUegc, Aug. 21 rf 22. 1900. 



I 





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W-^: 



ZERO 

 ' OBSEhVED 



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e' Mj-'f: 't*y T/ffe 



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C/ovav. 



P. 



M. 



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12 3 4 5 



6 7 8 9 10 il 12 13 14 15 16 



IlliutTatina the Report on the Meteorological Observatory on Mount Royal, Montreal. 



17 18 19 20 21 22 23 24 



