530 



BLACKHAWK COUNTY, IOWA. 



My buildings are well sheltered from wind, by artificial 

 groves of cotton wood and soft maple, with a few rows of birch, 

 larch, and Norway spruce. I have four acres of grass. I have 

 a young orchard of four hundred and fifty apple trees which 

 are just coming into bearing. 



W. H. COLBURN, 



"WATERLOO, BLACKHAWK COUNTY. 



Plan of a Hog Barn^ at Lester, Blackhawk County. 



I consider this hog barn as near perfection as possible. A 

 boiler occupies one corner, having a water tank and steamer, in 

 which to cook feed, set in an arch. 



DoorTront of the Trough. 



The tank is connected by a pipe to a windmill pump, so 

 that water can be run into the tank, boiler, or troughs, at will. 

 The troughs run the whole length of the pens, on each side of 

 the alley. The pens are double, and the front part or section 

 is used for feeding, and the rear opens .into the yard for the 

 removal of the offal, which is easily cleaned out by throwing 

 it through the small door below the space marked " Open." 

 The door front of the trough is hung by a round tenon at 



