232 THE HOUSE FLY— DISEASE CARRIER 



any portion of the premises other than the bin or pit 

 described, nor shall he allow any such bin or pit to be 

 overfilled or needlessly uncovered. Horse manure may 

 be kept tightly rammed into well-covered barrels for 

 the purpose of removal in such barrels. Every person 

 keeping manure in any of the more densely populated 

 parts of the District shall cause all such manure to be 

 removed from the premises at least twice every week 

 between June ist and October 31st, and at least once 

 every week between November ist and May 31st of the 

 following year. No person shall remove or transport 

 any manure over any public highway in any of the 

 more densely populated parts of the District except in 

 a tight vehicle, which, if not inclosed, must be effectu- 

 ally covered with canvas, so as to prevent the manure 

 from being dropped. No person shall deposit manure 

 removed from the bins or pits within any of the more 

 densely populated parts of the District without a per- 

 mit from the health officer. Any person violating any 

 of these provisions shall, upon conviction thereof, be 

 punished by a fine of not more than forty dollars for 

 each offense. 



In addition to this excellent ordinance, others have 

 been issued from the health department of the District 

 of Columbia which provide against the contamination 

 of exposed food by flies and by dust. The ordinances 

 are excellently worded so as to cover all possible cases. 

 They provide for the registration of all stores, markets, 

 cafes, lunch rooms, or of any other place where food 

 or beverage is manufactured or prepared for sale, 



