OPERATIONS IN THE PENINSULA. 



'09 



Experiments, made for comparing the Chains, previous to 

 the Measurement. 



Month. 



ISO 4.. 



Mav 2S. 



a/m. 



Comparisons. 



Divisions 

 j The old chain excenl- 

 l ed the new one by 



17.5 



16.00 



15.75 



l6 00 



13.5 



1475 



14.75 



15.00 



U.OO 



Mean I 74.3 



Mean 15.47 



ExPEKiMENTS, made for comparing the Chai-s1s,~ after tht. 

 conclusion of the Measurement. 



Month. 



1304. 



Julv 12. 

 A.M. 



Thecmometer.s. 



78 



>S0 



SI 



80 



SI 



SI 



81. 5 



82 



32 



82 



78.5 



SO 



80 



79 



80 



81 



815 



81 



81 



81 



79 



79 - 



80 



80 



80 



79-5 



80v 



SO 



79-0 



80 



78 



80 



77 



80 



80 



81 



SI 



81.5 



82 



82 



80 



80 

 80 



78 



79 

 80.5 



.S2 



%\.b 



82 

 SI 



SH.S; 



78.7 



Comjtartoiis. 



Mc 



7.9 8 



79-6 



79 4^ 



80 



80.6 



81.2 



81-2 



S1.3 



8i.2 



«0.3 



Div 



The old cliaiii exceed- 

 ed llie new one by 



isions. 



18.25 



18.00 



17.5 



18.00 



18.00 



18.25 



18.00 



17.3 



17.25 



18.25 



#■'■' 17 g 



