Final 
ENVIRONMENTAL IMPACT STATEMENT 
on 
NIH Guidelines for 
Research Involving Recombinant DNA Molecules 
of June 23, 1976 
Prepared by the 
Office of the Director 
NATIONAL INSTITUTES OF HEALTH 
Bethesda, Maryland 
October 1977 
Part One 
national institutes 
NIH LIBRARY 
OF HEALTH 
MG 5 2000 
BLDG 10, 10 CENTER DR. 
BETHESDA , MD 20892-1150 
DHEW Publication No. (NIH) 1489 
[Part Two is DHEW Publication No. (NIH) 1490] 
U.S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE 
Public Health Service 
National Institutes of Health 
