212 



PROFESSOR C. PTAZZI SMYTH ON 



Tabus XVI I.— SCOTTISH COUNTRY AND TOWN STATIONS, METEOROLOGY OF. 



Lightning. — Mean Number of Days on which Lightning was seen or Thunder heard at 



Reporting Stations. 



the 



■* ear. 



January, 



February 



March. 



April. 



May. 



June. 



July. 



August. 



Sept. 



October. 



November. 



December. 



Mean Month 



of Observed 



Quantities 



in each 



Year. 



Successive 

 Means of 



the Accu- 

 mulating 

 Years. 





Ac. 

 Mn. 



Ob. 



Ac. 



Mn. 



Ob. 



Ac. 



Mn. 



Ob. 



A 0. 

 Mn. 



Ob. 



Ac. 



Mn. 



Ob. 



Ac. 



Mn. 



Ob. 



Ac 



Mn. 



Ob. 



Ac. 

 Mn. 



Ob. 



Ac. 

 Mn. 



Ob. 



Ac. 

 Mn. 



Ob. 



Ac. 



Mn. 



Ob. 



Ac. 

 Mn. 



1856 























































1857 























































185S 























































1859 























































1860 



1 





1 





1 









2 





3 





2 





1 





1 





2 





2 





1 





1'5 





1861 



1 











1 









1 





2 





3 





1 





1 





1 





2 





1 





1'2 





1862 



2 



i"o 



1 



o-5 



1 



I'O 





I'O 



2 



i'S 



2 



2 "5 



2 



2 - S 



1 



I'O 



1 



I'O 



4 



1 '5 



1 



2'0 



2 



I'O 



1-8 



1 '4 



1863 



2 



i'3 



1 



07 



1 



I'O 





1 '3 



1 



17 



2 



2 "3 



1 



2 '3 



2 



I'O 



1 



I'O 



1 



2 '3 



1 



17 



2 



1 '3 



1-3 



i'S 



1864 



2 



i "5 

 i-6 



2 



o-8 

 i"o 



1 



I'O 

 I'O 





I '2 



i'6 



2 



i'S 



i'6 



2 



2 '2 

 2 '2 



1 



2'0 



i'8 



1 



I '2 

 I '2 



2 



I'O 

 I "2 



1 



2'0 



i'8 



1 



I'S 

 1 '4 



2 



1 '5 

 i-6 



1-7 



1 '4 

 i'S 



1865 



2 





1 





1 









2 





1 





2 





2 





1 





1 





2 





2 





1-5 





1866 



2 



i'7 



2 



I'O 



1 



I'O 





I'S 



1 



17 



2 



2'0 



2 



i'8 



2 



1 '3 



2 



I "2 



1 



17 



1 



1 '5 



2 



i'7 



1-6 



i'S 



1867 



1 



i'7 



2 



I'l 



1 



I'O 





1 '4 



2 



c-6 



2 



2'0 



2 



1 '9 



2 



1 '4 



2 



1 '3 



2 



i-6 



1 



1 '4 



2 



i'7 



17 



1 '5 



1868 



2 



r6 



2 



I "2 



1 



I'O 





1 '4 



3 



i-6 



2 



2'0 



2 



1 '9 



2 



1 '5 



1 



1 '4 



2 



i'6 



1 



1 '4 



1 



i-8 



1-8 



i'S 



1869 



1 



17 

 i-6 



1 



1 "3 

 1 '3 



1 



I'O 

 I'O 





1 '4 

 1 '4 



1 



i-8 

 17 



2 



2'0 

 2'0 



2 



1 '9 



1 "9 



2. 



i-6 

 i'6 



2 



1 '3 



i"4 



1 



17 

 i-6 



2 



1 '3 

 1 '4 



1 



i'7 

 i'6 



1-4 



i'6 

 1 '5 



1870 



2 











1 









2 





2 





2 





2 





1 





2 





2 





1 





1-5 





1871 



2 



i-6 



1 



I '2 



2 



I'O 





1 '4 



1 



17 



3 



2'0 



4 



1 '9 



1 



i-6 



1 



1 '4 



2 



1 '6 



1 



1 '5 



1 



i'S 



1'7 



1 '5 



1872 



2 



17 



1 



I - 2 



1 



I'l 





1 '3 



3 



17 



2 



2'l 



3 



2'I 



3 



i'6 



3 



1 '3 



2 



17 



2 



1 '4 



1 



i'S 



2-0 



1 '6 



1873 



2 



17 



1 



I '2 



4 



I'l 





1 "3 



1 



i-8 



2 



2'I 



4 



2 '2 



3 



i'7 



2 



i'S 



2 



i7 



3 



i'S 



2 



1 '5 



2-2 



i'6 



1874 



2 



17 

 17 



1 



I"I 

 I'l 



2 



1 '3 

 1 '3 





1 '3 

 1 '3 



2 



17 

 17 



3 



2'I 



2'I 



3 



2 '3 

 2' 3 



3 



r8 

 1 '9 



2 



i'S 

 i'S 



■2 



17 



17 



1 



i-6 

 i'S 



1 



i'S 



i'S 



2-0 



i'6 

 i'7 



1875 



2 











2 









2 





2 





2 





2 





1 





1 





1 





2 





1-5 





1876 



1 



r8 



2 



I"I 



2 



1 "4 





1 "3 



2 



i'8 



2 



2'I 



1 



2'3 



1 



1 '9 



1 



i'S 



1 



17 



1 



i'6 



1 



1 '5 



1-3 



r6 



1877 



2 



17 



2 



I'l 





i'4 





1 "3 



1 



i'8 



3 



2'I 



2 



2 '2 



2 



i'8 



1 



i'S 



2 



i'6 



2 



i'S 



1 



i'S 



1-8 



r6 



1878 



1 



17 





I '2 





1 '4 





1 '3 



3 



17 



2 



2 '2 



2 



2'2 



3 



i'8 



1 



1 "4 



'2 



17 



1 



i'S 



2 



1 '4 



1-7 



i'6 



1879 



1 



17 

 i-6 





I '2 

 I '2 





1 '4 



1 '4 





i'3 



1 "3 



1 



i'8 



i'8 



4 



2'2 

 2'2 



1 



2 "2 

 2 '2 



3 



1 '9 



2'0 



1 



1 '4 

 1 '4 



1 



i'7 



i'7 



1 



1 '5 



1 '4 



1 



i'S 

 1 '4 



1-4 



i'6 



r6 



1880 



1 

















1 





4 





4 





1 











1 





2 





1 





1-5 





1881 







i-6 





I'l 





1 '3 





1 '3 



2 



17 



2 



2 '3 



2 



2 '2 



1 



2'0 



1 



1 '3 



1 



i'6 



3 



i'S 



1 



1 '4 



1-3 



i'6 



1882 



l 



i'5 





I'l 





1 '3 





1 '3 



2 



17 



3 



2'3 



5 



2 '2 



2 



I '9 



1 



1 '3 



1 



i'6 



2 



i'S 



2 



1 '4 



1-8 



i-6 



1883 



2 



!'■- 





I'l 





1 '3 





1 '3 



1 



17 



2 



2 "3 



4 



2 - 3 



1 



1 '9 



2 



1 '3 



'2 



i'6 



2 



i'6 



1 



1 '4 



1'7 



i'6 



1884 



2 



1 "5 

 i-6 





I'l 

 I'l 





1 '3 

 i - 3 





I '2 



1 "3 



2 



17 

 17 



2 



2 '3 



2 '3 



6 



2 '4 



2 7 



3 



i'8 

 1 -9 



2 



1 '3 

 1 '4 



1 



i'6 



i-6 



1 



i'6 

 r6 



2 



1 '4 

 1 '4 



2-1 



i'6 

 i'6 



1885 



1 

















3 





2 





2 





1 





2 





1 





1 





1 





1-4 





1886 



2 



i'S 





I'l 







1 "3 





i'3 



1 



,■:: 



2 



2 '3 



2 



2 '5 



1 



i'8 



1 



1 '4 



2 



1 '5 



1 



i'S 



2 



1 '4 



1-2 



i'6 



1887 



l 



r6 

 i'S 





I'l 

 I'l 





I '2 

 I '2 





I '2 

 I '2 



1 



17 

 17 



1 



2 "3 

 2 '2 



2 



2'S 



2-S 



2 



i'8 



i'8 



2 



1 '4 

 1 '4 



1 



i-6 



i'S 



1 



i'S 



2 



1 '4 

 i'S 



1-3 



[■6 

 i'6 



