development of the Destructive Art; so that the whole of an army might be blown into countless fragments by the touch of a button, the discharge of a spring, the fall of a hammer. This took the fancy hugely, and it was pleasant to read the imaginary developments of history as influenced by this Discovery. But it seemed certain that the learned Professor would keep it for the use of his own country. So that there was no longer any room to doubt that, if this was the nature of the Discovery, the whole of the habitable world must inevitably fall under the Teutonic yoke, and an Empire of Armed Peace would set in, the like of which had never before been witnessed upon the globe. On the whole, the prospect was received everywhere, except in France and Russia, with resignation. Even the United States remembered that they had already many millions of Germans among them; and that the new Empire, though it would give certainly all the places to these Germans, would also save them a great many Elections, and therefore a good deal of trouble, and would relieve the national conscience—long grievously oppressed in this particular—of truckling to the Irish Vote. Dynamiters and anarchists, however, were despondent, and Socialists regarded each other with an ever-deepening gloom. This particular Theory of the great Discovery met, in fact, with universal credence over the whole civilized globe.
From the great man himself there came no sign. Enterprising interviewers failed to get speech with him. Scientific men wrote to him, but got no real information in reply. And the minds of men grew more and more agitated. Some great change was considered certain—but what?
One morning—it was the morning of Thursday, June 20, 1890—there appeared an advertisement in the pa-
