Antique Electrocardiograph
Custom Made with All Accessories
Plaque Reads:
"SIMPLI-TROL" PORTABLE MODEL
CAMBRIDGE ELECTROCARDIOGRAPH
NO. 0-80230
MADE FOR
J.D. RANKIN M.D.
BY THE CAMBRIDGE INSTRUMENT CO., INC.
 
Dealer #RT(C)
 
To purchase, please call the Pasadena Antique Mall at
626-304-9886