3 28 



14 



FIG. 292. 

 THERMOMETER 

 (Six's Maximum 

 and Minimum). 



FIG. 294. 

 THERMOMETER, \ 

 SOLAR RADIATION. 



FIG. 293. 



THERMOMETER, 



WINDOW. 



FIG. 295. 

 THERMOMETER, 

 CLINICAL. 



