4233
UNIVERSITY OF CALIFORNIA
RADIATION LABORATORY
BERKELEY 4, CALIFORNIA
Bldg. 4, Rm. 203
AIR MAIL
Jan. 26, 1959
MDT-56~-59
QONFIENATION OF TELETYPE SENT 2:20 PM THIS DATE
Dre
Gn
Lee
ware
Division of Blelogy and Medicine
Uevemalee
Washington 25, O.c.
Deily filter samples ef outdoor sir dusts collected during the
period January 13 to 23rd and stered 46 hours or more exhibit
beta-~genma activity 5 te 13 times beckground, further estimated
at 12 te 26 micro micro curdes per cubic meter, peaking at
January 15th.
Sinilar data ovtained at our Livermore aite.
R, *
3 et
Thaxter
Health Chealetry
BEST COPYAVAILABLE
MDT/eg
cc: Eiephysics Branch, DEM, USABC, Wash,DC
SFOO-AES, Mr. Hod Southwiek
Mr. Dan Wilkes, 101 Sproul Hall, Campus
BooMDT
Teletype Ofc, B. 29, R. 208
R