"Time enough, lad, time enough, since we are going to land," coolly assured the professor, deftly manipulating the steering-gear and still curying around those tree-crowned hills.
For, in order for the Gens of Dalis to be in position to launch their attack against the Moon, he had managed, by manipulating the speed of the Beryls, to bring that area into position directly opposite the Moon.
If, therefore, there be placed in the same circuit a regular telegraph relay and a special telephone, an operator may, by manipulating a key, operate the relay (and its sounder) without producing a sound in the telephone, as the makes and breaks of the key are far below the limit of audibility.
By a combination of the neutral relay and the polar relay two operators, by manipulating two telegraph keys in the ordinary way, can simultaneously send two messages over one line in the SAME direction with the SAME current, one operator varying its strength and the other operator varying its polarity or direction of flow.
The copy was in the table drawer, and while my right hand was apparently engaged in manipulating the refractory light, and my voice was laughingly calling down maledictions upon the electric lighting company for its wretched service, my left hand was occupied with the busiest effort of its career in substituting the spurious tiara for the other."