30 IOWA DEPARTMENT OF AGRICULTURE. 



inch and a half deep, along in the afternoon, as it frequently does, 

 there will be just about an hour you can drag over the road, and 

 you will see what it does. 



A Member: How heavy a drag do 3'OU use and how long? 



I\Ir. King : The drag should be as light as possible. The best 

 drag I have made, I made out of a cedar telephone pole. If you 

 have a 1600 pound team, you can make a drag 9 feet long. 



All you people who want to know more about making good 

 drags, write to Thomas H. McDonald, of the Iowa Commission, 

 at Ames for a Bulletin. 



Gentlemen, I thank you. 



The President: The program will be continued this after- 

 noon promptly at 2 o'clock. We will now stand adjourned until 

 2 o'clock. 



Afternoon Session. 



The President : The first subject on our program will be 

 "Sewage Disposal for the Iowa Farm Home," by Prof. A. 

 Marston, Ames. 



SEWAGE DISPOSAL FOR THE IOWA FARM HOME. 



A. 5IARST0X, AMES, lA. 



One of the most important remains of the work of the ancient Romans 

 which still defies the hand of time is the Cloaca Maxima, the great 

 sewer of the ancient Mistress of the World. Among the ruins of Jerusa- 

 lem the curious modern antiquarian has discovered the remains of 

 ancient sewers. But while it is true that the ancients did develop sewer- 



