The Instruments were exposed in a sl.ould.ree with a S. W. exposure 25jee 

 n.liuence of the wind. 



X. B.— In tbe Register retained, the Barometrical observations si 

 particularly as to time, the Pressure observations are of little value. 



uld be entered 

 The position a 



During the month of May, 1851. 

 and corrected only in the Return forwarded. Unless the Barometer be perfectly trustworthy, and due attention can be given to accurate reading, and 

 ■niic.its might to be given in each return. If the whole of those wanted cannot be made any set that may be deemed best may be selected and the 



made at Turan Mall, Long. 74° 34 , Lat. 21° 52', Alt. 

 orrecte 

 I description of the instruments ought 



4 



ught to be strictly abided by. 



Observations made at Sunrise. 



Maxim 



um Pressure observed at 10 A. M. 



Minin 



„m Pressure ob 





t 4 p. m. Observat 



ous made at Sunset. 



Observations ma 



lent 10 



,M. 



Maximum nud Mini- 

 mum Thermometer. 



Max. Tberm. 

 in Sun's Hays. 



Rain Gauges. 



i 



I 



• 



i 

 & 



i 



i 



Q 



| 



Tenipera'u-e. 



Wind. 



a 

 s 

 ■s 

 s 



E - 

 i'l 

 & 



Temperature. 



Wind. 



a 



1 



II 



Temperature. 



Wind. 





Temperature. 



Wind. 



1 



Temperature. 



Wind. 



1 



a 



1 



S 



| 



1 4 



Elevation. 



§ . | 



! \ " 



£ 5 S 



5 | o | c 



! 



t 



s 

 i 



3 





p 



! 



s 



i 



i 



i 



5 



< 

 C 



o 



.1 

 1 



5 





i 



s 



1 



5 



5 



O 



3 



s 



£• 



i 



s 



•1 



5 



O 



! 



1 



i 



3 



i 



1 

 I 1 



S5 E 



Mi I 



a s 



1 

 | 



Si • 1 1 



sill 



I 



} p 



|! 



i 

 I 



Inches 





63 



N. 

 N. 

 W. 



w. 





26 :; 



96 



91 

 94 









90 







w. 





26.77 



88 



83 



63 



w. 



1 



91.5 



81.7 



72 



142 



132 











62 

































.75 









w. 





99. 



85.5 



72 



142 



129 













2 .60 





62 









86 



88 

 82.5 

 78 























66 



s. w. 





.77 



87 



84 



66 



s. w. 





98.5 



85.2 



72 



138 



122 











3 







71 7* 



63 



























86 





64 



s. w. 





.77 





82 



64 



s. w. 





88. 



80. 





142 



120 











4 



* 



■ 77 





74 









'.so 



79 



62 





.75 



90 



85 



65 



N. E. 





.77 



87 



83 



64 



w. 





.75 



82 



80 



63 



w. 



1.1 



88.5 



81.7 



76 



140 



122 











5 



















82 

 76 



72.5 

 73 



72.5 



62 



N. E. 

 S. W. 



s. w. 

 s. w. 

 w. 





.77 



88 



85 













84 





w. 





.75 



83 





62 



w. 



2 



88. 



80. 



72 



134 



126 











6 



6 



.77 



76 



74 









!82 

 .87 

 .85 



78 







82.5 

















s. w. 



2 



.77 



78 





67 



s. w. 



2.5 



88. 



78. 



68 



136 



118 











7 



7 



.75 



74 











65 

 63 

 62 



2 





















s w. 



1 



.77 



76 





68 



s. w. 



1.5 



83. 



74.5 



66 



134 



118 







« 





» 



8 



.75 



































w. 





.77 



76 





66 



s. w. 





83. 



74.7 



66.5 



130 



112 













ill 



.77 





66 



63 



s. w. 



1.5 





2 



.82 



82 



80 



63 



S. W. 



1.5 



.82 



82 



80 



65 



s. w. 



2 



.80 



76 





64 



s. w. 



2.5 



81.8 



73.4 



65 



121 



110 











10 







66 

 66 



65 

 64 

 65 

 67 

 69 



62 



S. W. J, 



W. 3.5 

 S. W. 1 4 



.65 



.82 





71 

 69 

 69 



63 

 61 

 63 





. , 











W. 





.77 



80 





63 



s. w. 



2 



.75 



75 



73 



62 



w. 



2.5 



78. 



71.5 



65 



127 



112 











11 



















62 



s. w. 





.75 





77 



62 



s. w. 





.72 



77 



75 







2 



78. 



71.7 



65.5 



127 











/i 























62 



s. w. 





.75 



80 



79 



64 



w. 





.77 



76 



74 



63 





2 



81.5 



74. 



60.3 





115 















63 

 61 



.82 

 .82 

















w. 













s. w. 



2.5 



.77 



78 





62 





1 



82.5 



75.2 



68 



132 



108 













15 



.77 



71 



S. W. 



1.5 





73 



63 



w. 



1 



.80 



83 



78 



65 



s. w. 



2.5 



.77 



82 



81 



63 



w. 



2 



.75 



80 



77 



62 



w. 





83.5 



76.2 



69 



136 



113 







• 



s 





18 

 "7 

 18 

 19 





73 

 75 

 76 

 76 

 75 



71 



73 

 73 

 73 



72 



62 

 63 

 63 

 63 

 63 



w. 





.82 





75 



65 







80 





80 



66 



w. 





.77 



84 



82 



65 



w. 



1 



.77 



82 



75 



64 



w. 





84. 



77.5 



71 



138 



116 









i 



16 



- 

 .77 



77 

 .75 





















67 







.77 



86 





66 





1.0 



.75 



83 



77 



65 





1 



85.5 



79.2 



73 



140 



117 

































65 



w. 





.75 



86 



83 



65 



s. w. 



3 



.77 



83 



79 



64 









79.7 



74 



140 











| 

















w. 











66 



s. w. 







86 



83 



64 







.75 



84 



80 



63 







86. 



79.2 



72.5 



142 



119 











in 



w. 





.80 





78 



66 



w. 



1 



.77 



88 



84 



66 



w. 





.75 



88 



83 



65 





1 



.75 



85 



81 



64 



w. 



1.5 



86.5 



79.2 



72 



144 











§ 





21 

 22 



.77 



•15 



n 



72 















65 



w. 





.75 



89 



82 



66 



w. 





.75 



88 



84 



66 



w. 



1 



.72 



85 



81 



65 



w. 



1 



S7.5 



79.7 



72 



144 



115 











21 





















w. 





.80 



87 



83 



67 



s. w. 





.72 



86 



83 



66 





1 



.70 



84 



81 



65 



w. 



2 



86.5 



79.2 



72 



144 

































w. 





.77 



88 



84 



66 



s. w. 





.75 



88 



83 



66 





1 



.72 





79 



65 



s. w. 



1.5 



86,5 



79.2 



72 



1J2 



115 



































w, 





.77 





84 











86.5 



83.5 



66 





2 



.72 



81 



78.5 



65 



s. w. 



2.5 



86.5 



79 2 



72 





115 













23 



77 





72 



65 



w. 



2 



.82 



78.5 



78 



66 



w. 





.77 



88 



82 



67 



s. w. 





.75 



87 



84 



66 





1 



.72 



83 



80 



65 



w. 



3 



86.5 



79.2 



72 



143 



116 



















M 



65 



s. w. 





.80 



80.5 



80 





w. 





.75 



90 



84 



68 



N. E. 





.75 



89 



85 



67 



E. 





.75 



85 



82 



67 



E. 



2 



87.5 



80.2 



73 



111 



114 











26 

























E.. 





.72 







69.5 





4 5 





78 



73 



67 







.72 



76 



72 



65 



w. 



5 



86.5 



78.2 





122 

































74.5 





w. 





.75 





80 



71 









84 



80 



66 



N. E. 





.67 



77 



73 



65 



w. 





84 5 



77. 



69.5 



134 



122 



5.8 



















68 



s. 









73 





s. w. 





.72 



82 



8(1 



71 









80.5 



79 





s w. 





.72 



76 



73 





s. w. 



1 



80.5 



74.5 



68.5 



126 



110 

















72 



69.5 



6-5 



w. 













w. 





.70 



77 



76 



70 







.72 



77 



76 



70.5 



w. 



1 





75 



73 



70 



w. 





77.5 







114 



99 













31 



7 'J 



69.5 



67.5 



66 



w. 





.72 





71 



66 



w. 



1.5 



.69 



79.5 



78 



68.5 





1.5 



.67 



80 



77.5 



69 



w. 



1.5 



.67 



78 



74.5 



70 



w. 



■-' 



79.5 



74. 



68.5 



T24 



104 







• 





Sums. 



fZ 



■;''.,-i 



2177 



2-i73.:, 



1967.5 



.. 83H.85 



2402 



2301 



2008 







'-.26.72 



2666. : 



.'.-,:,-,. 3 



2050 





■^ 



-26.36 

 26.73 



2618 

 84.45 



2532 



82 32 



2225.5 



65 33 



-f- 



"^ 



829.04 

 26 74 



2511:1 

 80.74 



2405 

 77.58 



2009.5 



61.82 



— 



■^ 



2619.8 2411.2 



2174.5 



4193 

 135.25 



3592 

 115.89 



12.5 



— 





26 70 



70.22 



66.88 63.(6 



26.80 



77. 18 



76.16} 64,7| •• 





26.76 



B6.ll 



-2.13 



66.12 





85.17 



77.78 







