270 



LECTURES TO SCIENCE TEACHERS. 



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FIG. 8. -Page's thermostat showing the large tube and mercurial regulator through 



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FIG. 9. The lamp for Page's thermostat. 



intestines. They are readily dissolved by glycerine, and 

 the easiest way of getting them is to strip off a piece of 

 the mucous membrane of the stomach, and to cut it 



