Figure 2-8. The bathythermograph. 



1 



TEMPERATURE ELEMENT 



IT 



PRESSURE ELEMENT 



STYLUS 



;,HM SMOKED GLASS 



/' SLIDE - 



lene filled 

 Tubing 



HELICAL 

 PISTON ■iPU,u^ 



HEAD 



Figure 2-9. View of bathythermograph thermal and depth elements. 



H. O. 607 



17 



