188 MEASUREMENT OF TIMBER. 



If tliat tree were ten times as long/' said 

 I believe you would hear it just as well ; 

 so easily and certainly is sound transmitted 

 through many solid feet of timber." 



That reminds us/' said Mr. Longhurst, 

 to find the contents of this trunk. How 

 shall we set about it ?" 



Mr. Woodgate obliged us by shewing the 

 builder's mode of rough-measurement. Taking 

 his chalk-line^ he ascertained the girth of the 

 tree at about the middle ; then measuring with 

 his rule the lengthy (the girth in the middle 

 being sixteen feet,) he took one quarter of that 

 (four feet), and so multiplied by four the length, 

 forty-six feet, and found the result was one 

 hundred and eighty-four cubical feet. " But," 

 said he, " we must make allowance here for 

 bark and waste ; so we should say there are 

 about one hundred and seventy-eight cubical 



