International Instrument Co. 



MAKERS AND DEALERS IN 



HIGH GRADE SCIENTIFIC 

 LABORATORY APPARATUS 



Duty free importations for educational institutions. 



OUR OWN SPECIALTY— Execution of New 

 Designs for the Lecture Table, Laboratory 

 and for Investigation. 



Send for information in regard to our new Chronograph — 

 Large Capacity Centrifuges — Thermostats — Vacuum and 

 Compression Air Outfits. 



International Instrument Co., 



23 Church St., Cambridge, Mass., U. S. A. 



