the current. A beam of light falls upon a small mir- quired for motive power. It hasa door in the dome above flect the galvanometer immediately in advance. 'The deflec- ror, carried at the extremities of the arm of a lever, so resting the fuel magazine through which the charge of fuel is placed… … tube a series of small mirrors, tained water is obtained by this which reflect the light of an elec peculiar constructicn, they must ~<~ tric beam, so that a continnous get up steam very quickly. elliptical band of illumination is Fig. 5 shows the boiler at- formed on the screen whilst. the tached…
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