LIST OF FIGURES 



Page 



Frontispiece ii 



Figure 3. 1 U. S. S. Argo (ARS-27) 12 



Figure 3. 2 Argus Island 13 



Figure 3.3 Bathyscaphe 14 



Figure 3.4 Trieste revised 15 



Figure 4. 1 Ship Pioneer 19 



Figure 4. 2 Ship Surveyor 19 



Figure 6. 1 GuK Stream -- Benjamin Franklin 28 



Figure 6.2 Technician taking "bucket temperature" 31 



Figure 6.3 Bathysphere 33 



Figiire 6.4 BT ^bathythermograph) 36 



Figure 6. 5 Night Secchi disc 37 



Figure 6.6 Integrating plankton collector 37 



Figure 6. 7 Modified Roberts meter in yoke with pressure 



module and electric swivel 39 



Figure 6.8 Glass balls. 40 



Fig\ire 6.9 Ball breaker -- real and plastic 40 



Figure 6. 10 Plastic cast oil-filled photocell 41 



Figure 6.11 Radiant energy recorder 42 



Figure 6.12 Silver voltamineter light integrator 42 



Figure 6. 13 Geothermal gradient recorder 43 



XIX 



