CHAPTER IV. 



SILLS OF THE HOUSE. 



Situation of the Hip Bones. Structure. 

 The Hip Joint. An. Abuse. 



You well know, I suppose, that after the 

 foundation of a common building say a dwel- 

 ling house is well prepared and made level, 

 they lay on large sticks of timber, called sills. 

 On these sills they place the body or principal 

 portion of the building, and by means of joints 

 fasten it at the corners, as well as at other 

 places. 



SITUATION or THE HIP BONES. The sills 

 of the house I live, in consist of two large 

 irregular bones, placed at the top of what I 

 have called, for convenience' sake, the pillars. 

 These two large bones are very firm and 

 strong. You will find so much difficulty in 



