134 



ILLINOIS ACADEMY OF SCIENCE 



c=m 



\5team Ouf/et 

 under ivoter 



Condenser 



f-Thermomefer 



r-^hfVn B B 



E/terva/ iVafer 3a fh 

 d/coho/ Wafer Bath 



E/edr/c ffeafer 



THERM05TAT FOR HEAT/N6 5EED5 



Figure 10 



