NERHL-69 -5
*STRONTIUM-90, STRONTIUM-89, PLUTONIUM-239,
AND PLUTONIUM-238 CONCENTRATION IN GROUND
LEVEL AIR FROM 1964 TO 1969
by
B. Shleien, J. A. Cochran, and P. J. Magno
Northeastern Radiological Health Laboratory
109 Holton Street
Winchester, Massachusetts
01890
Bureau of Radiological Health
Public Health Service
U. S. Department of Health, Education and Welfare