METEOROLOGICAL OBSERVATIONS AT INVERNESS, &c. 351 
_ north latitude 8° 30! 35”. These observations were made in con- 
_ sequence of the Rajah having seen the recommendation to esta- 
blish hourly observations in the first volume of the Report of 
_ the British Association. The hours of mean temperature ob- 
_ tained from these valuable observations, are 
Morning mean . . . . . . 8b 34I5 
Mvening mean «2 Wsiygodery.oul! 738 
x ae ee reat ee 
i Critical interval . . .10 56°5 
_ agreeing within 83 minutes of the mean results given in the 
i preceding table. 
Sir David Brewster then directed the attention of the Sec- 
_ tion to the following representation of the mean annual curves 
of daily temperature at Leith, Plymouth, Kingussie, Inver- 
ness, and Trevandrum. He pointed out the similarity (ap- 
Ee a, AER 
D 
=| | 3 
YY... fs] | RUNS A 
By eetueged | Z 
“VA 
ja cus si 
Cee Be | Se Al ate | abe igsl 
m0111212345 678 910 16/19 "1g 8Sa ho STs 
a hours, 
39 
'proaching to almost entire coincidence) between the curves of 
Kingussie and Plymouth ; an elevation of 750 feet above the 
Sea, producing the same effect as a diminution of latitude of 
six degrees. He also drew the attention of the Section to the 
