Edward Livingston Youmans 97 



Furthermore, by special contract with publishing 

 houses of high reputation, the author was to re- 

 ceive the ordinary royalty on every copy of his 

 book sold in every one of the countries in question ; 

 thus anticipating international copyright upon a 

 very wide scale, and giving the author a much 

 more adequate compensation for his labour. To 

 put this scheme into operation was a task of great 

 difficulty, so many conflicting interests had to be 

 considered. Youmans' brilliant success is attested 

 by that noble series of more than fifty volumes, 

 on all sorts of scientific subjects, written by men 

 of real eminence, and published in England, 

 France, Italy, Germany, and Russia, as well as in 

 the United States. 



A word is all that can be spared for other parts 

 of our friend's work, which deserve many words, 

 and those carefully considered. His book on 

 " Household Science " is not the usual collection 

 of scrappy comment, recipe, and apothegm, but a 

 valuable scientific treatise on heat, light, air, and 

 food in their relations to every-day life. In his 

 " Correlation of Physical Forces " he brings to- 

 gether the epoch-making essays of the men who 

 have successively established that doctrine, intro- 

 ducing them with an essay of his own, in which 

 its history and its philosophical implications are 



