— 72-8138 
SANITATION 
IN THE CONTROL OF 
INSECTS AND RODENTS 
OF PUBLIC HEALTH IMPORTANCE 
U.S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE 
HEALTH SERVICES AND MENTAL HEALTH ADMINISTRATION 
nc/ALin cstHVlutS & ME NT 
administration LIBRARY 
PARKLAWN BUILDING 
ROCKVILLE, MD. 20852 
