46 WONDERS OF THE DEEP 



into palest sapphire mist. What a wonderful thing 

 it must have been to look upwards and see the 

 surface waves from below, undulating smoothly 

 with no broken crests. When the sun fell upon 

 the surface its shafts were broken into silver rain 

 that came down to them like fireworks. 



Describing the sensation, Ernest Williamson said 

 that he felt as safe down there in the observation 

 chamber as if he had been riding in the luxurious 

 suite of an ocean liner. There was no danger of their 

 five-foot observation chamber being broken by the 

 water pressure, because the pressure of the air on 

 the inner side of the glass is, by means of an air- 

 pump, kept exactly the same as the water pressure 

 outside the glass. An air-gauge and a water-gauge near 

 the funnel show at all times what these pressures are. 



The submarine work was carried out as follows : 

 George Williamson and Carl Gregory would usually 

 be in the chamber, down, say, at a depth of fifty 

 feet, George watching the objects and Gregory 

 taking the pictures. Ernest Williamson remained 

 upon deck, leaning over the open tube, listening 

 for orders. It is very easy to talk up and down the 

 tube, in fact, it is just like talking up and down 

 a chimney. George would call out : " Stand by," 

 "Forward," "Aft," "Let her swing," "Slack off," 

 "Now hold on," or whatever he wanted done, and 

 Ernest would repeat these orders to Joe Bethel on 

 the "Nautilus," which was towing them. If George 

 said "Raise her," or "Lower her," Ernest would 

 give word to the men at the chain hoists, and they 



