\I..\I. 



of wright and measure in any country furnishes evidence of the existence of 

 jntera of Uw regulating the transactions of the inhabitants, and enjoining 

 in all profcoMd measures a conformity to the national standard. 



There are thus three kinds of usefulness in manufactured articles cheap- 

 ntm, eerrioeableneea, and quantitative accuracy. Which of these was present 

 to tho mind of Sir J. Herscliel we cannot now positively affirm, but it was 

 at leact as likely to have been the last as the first, though it seems more 

 probable that he meant to assert that a number of exactly similar things cannot 

 be each of them eternal and self-existent, and must therefore have been made, 

 and that he and the phrase "manufactured article" to suggest the idea of 

 their being made in great numbers. 



