HEALTHFUL HOUSE é If pelled, exploded, not by striking the object aimed at, but at a distance of some hundreds of yards, its action on the atmospheric strata was so great that every structure, either detached fortress or man.of-war, within a space of ten thousand square yards, must be annihilated. The principle was the same as that of the ball projected by the Zaluski pneumatic cannon, which had been already tested at that period, but with results multiplied at least a hundred times. If the invention of M. Roch really possessed this power, then superiority, either offensive or defensive, was secured to his country. Yet might not the inventor have ex- aggerated, even though he had tested it against other machines of well-established credit? Only experiments could demonstrate it, and Thomas Roch refused to consent to such trials until after payment of the millions at which he valued his Fulgurator. It is certain that his mind had already lost its balance. He had no longer entire possession of his brain power, but was on the path which would gradually lead to madness. No government could condescend to treat with him under the conditions he imposed. The French commission had to break off all negotia- tions, and the newspapers, even those of the Radical opposition, were obliged to admit the difficulty of pro- ceeding with the matter. The proposals of Thomas Roch were rejected, and without any fear that another State would consent to accept them. With that excess of subjectivity which went on increasing in the shaken mind of the inventor, it is not surprising