Cassels,David Department of environment. <br/><br/>
Services for housing: sanitary plumbing and drainage / David Cassels 

 - London  Her majesty's stationary Office  1974 
 - 24p. 
 - Design bulletin .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drainage<br/>Sanitation<br/>Social problems and services