Foxboro makes a better instrument . . . or Foxboro doesn't make it!

Individual calibration of a Dynalog — an exclusive Foxboro electronic instrument that gives closer potentiometer measurement and control of temperature and other process variables.

JfOXBORO REG. U S . PAT. OFF.

Creat ive D e s i g n a n d M a n u f a c t u r e of I n s t r u m e n t s a n d I n s t r u m e n t S y s t e m s for M e a s u r e m e n t a n d Control of P r o c e s s Var iab le s . T h e F o x b o r o C o m p a n y , Foxboro , Mass . , U. S. A.

SEPT. 15, 1 9 5 8 C & E N 4 3