niMI'AK'MN "F IM.AIIMM \\|. CAS I 1 1 l.l;\1< i\| !.TI.I> 



81 



We have taken for the temperature of the " dead space " that indicated by the 

 nearest thermometer, No. 4365. 



3KD MAY. 



All the observations given on the following page have been calculated exactly as in 

 the example quoted, regard being paid to the subsequent modifications in the 

 " index error." 



VOL. CXC1V. A. 



M 



