N. 



45* 



Dr. Ure's m 



I have given ; i 

 pect that our n 

 I shall not a 

 more oeconomi 

 temperature, o 

 nexed Table sh 

 equal to oiie al 

 give the force c 

 not prove the o 



question, it is i /l^^y^^^^^F^Ce^ . 



of fuel must be, / ^ '^^ 'i' \ 



From experi ''^T'cX '" ^S'" 



convinced of th \, • "^^"^t^^^^J 



and this convici 

 foreaComniitti 



Many impor 

 of this valuable 

 arise from our 

 will lead us to J 

 in consequence 



I am at this 



what expense o 



I have reason 



structed will gi 



li 



P. S. I obsei 

 the original, ov 

 but as this effe( 

 rative accuracy 



xc 



Conversations o. 

 Miss Lowr 



X HIS work, th 

 ing, will be fou 

 the purpose foi 

 Miss Lowry in 

 indebted for th 

 logist for the st 

 The convers 

 pears to be wel 

 culties most lik< 



