NEUTRONS GAMMA RAYS X-RAYS are accurately measured by the Landsverk
Model L-49 200
Thermal Neutron
MREM
Dosimeter
Write Dept. C for free catalog.
Landsverk Electrometer Company 641
FIRST
N A M E
IN
D O S I M E T E R S
SONORA
F O R
AVE.. G L E N O A L E
M O R E
1. C A L I F O R N I A
T H A N
A
D E C A D E
Circle No. 57 on Readers' Service Card
VOL. 32, NO. 7, JUNE 1960
·
5 A
