CHAPTER XI — ALL BY ELECTRICITY

ALL BY ELECTRICITY “Sir,” said Captain Nemo, showing me the instruments hanging on the walls of his room, “here are the contrivances required for the navigation of the _Nautilus_. Here, as in the drawing-room, I have them always under my eyes, and they indicate my position and exact direction in the middle of the ocean. Some are known to you, such as the thermometer, which gives the internal temperature of the _Nautilus;_ the barometer, which indicates the weight of the air and foretells the changes of the weather;…