Number of days on which 

 it feU. 



Amount collectwl in a gauge 



placed iH") feet above the 



ground. 



Exti-eme range of 



temperature for each month 



and year. 



Day on which it oocun-ed. 



Lowest reading of 

 tlie minimum thermometer. 



Dav on which it occurred. 



I§: 



«0 t»C^(?*?0«0 00!X) 1^ 



^ — > w <N -^ — « CO c< ■'f !?♦ e? c» 





00 rt< Oi 00 r^ Oi ©♦ W «? to TO «o 



^ Tj< •^ •^ Tj< 05 C3 



Highest reading of 

 the maximum thermometer. 



Mean daily range of 



temperature for each month 



and year. 



Mean temperature deduced 



from the readings of all the 



drv thermometers. 



00 O O Oi O 00 



»0 Oi t» ;o 



(N Tt< cb 6* « CO r^ — r* <i) o 

 »o »0 ;ot^t^t>.cot^;o»o •o 



•O 00 O <N ;0 ■<** J> t>» <?< Oi «J CO 



o«b«b oo owoooiooocb cb 



«0 05 

 CO TO 

 TO ''J^ 



XTOTf*0— <TO — CO 



cbi^i^6r>.cboTt< 

 Tt< <o »o to «o »o •O Tt< 



3 2 



Mean pressure of dry air 

 reduced to the level of the sea. 



•Tj'CO TO tOTO'-^TOOXt^O (N 

 grfrji O OOCO"^TOXCOTO — 

 jar^TO T}< «pt;^TO'7<Tt<«p'^cp CO 



Extreme range of the 



barometer readings for each 



month and year. 



«<i(Nl^ CO T}i -^ O O — Tj< O O 



^coco 00 OicofNfM — r^r~05 



"gC^CO TO X O 0> ■«* O O Oi CO 



o^-^ ^ 6 — 6 -^ -^ -^ 6 -^ 



Day on which it occurred. 



^ N ^ S5 ^ 



Lowest reading of the 

 barometer. 



•TOCO CO 00 CO Ci O TO C5 05 C* 



2 l>. CO — « C* O TO CO 05 O TO l^ 



.a(Nr* r* (N to <N o o TO (^^ qp 



eCiOD 00 OlOiOiOiCiCsOiOO 



h5(?*cn <?< (N (N (?* (7^ <N (N (?< cr» 



Day on which it occurred. 



^i: ^ gS22;; 



g| 



CO 





Highest reading of the 

 barometer. 



„-»OTO ©» (NOTj^O-^TOOsfN 00 



StoTO O <?< t^ CO X O X O CO "Q 



^•prf —I — TO — rf — TOCN«p '^ 



mTOOT To TOTOTOTOTOTOTOTO To 



True mean deduced from all 



the readings of the barometer 



reduced to 32 degiees of 



Fahrenheit. 



^OiOi Tf co»P'0'OX»o — r* w 



S05C0 — TOTO — TOX-^'OO TO 



.Sx«p CO t-9i~-cpi;*g-. r^x x 



rl.j 





i ■l.S's 



a oj 



3k5 3 =i s © 



•< 1^ H^ l-^ <! i/3 



u 



I 



ill i 



en w X a 



178 



