The Sheep-Scab. 41 



impregnated with the natural oil, sweat, etc., 

 that it is impossible to scour them white. The 

 importance of this drawback lies in the fact that 

 many of the mills using this class of wool, manu- 

 facture it into yarn, which is sold to other 

 fnills that cannot afford the additional expensive, 

 machinery; therefore, the yarn must be white 

 and perfect, ready for any use to which it may 

 be applied. 



Having given the leading characteristics of 

 combing wools, there remain to be nientioned 

 the requisite length of staple, and some of their 

 uses. Fine delaine wool should be, on the 

 shoulder 3^ to 3^ inches in length, and not less 

 than three inches on the belly. These wools go 

 principally into the fine, black worsted suitings 

 for men's wear, particularly into spring and 

 summer fabrics. In this connection I would 

 mention, that, for light weight summer goods, a 

 finer wool is required than is necessary for the 

 heaVy winter cloths. No. i combing requires a 

 uniform length of 4 inches or more, which, com- 

 bined with the other qualifications, produces a 



