unknown regions, and the Duke de Chartres exhibited much skill and presence of mind in his ascent on the 15th of July, 174. At Lyons, the Counts of Laurencin and Dampierre; at Nantes, M. de Luynes; at Bordeaux, D'Arbelet des Granges; in Italy, the Chevalier Andreani; in our own time, the Duke of Brunswick,—have all left traces of their glory in the air. To equal these great personages, we must penetrate still higher than they into the celestial depths! To approach the infinite is to comprehend it!"
The rarefaction of the air was fast expanding the hydrogen in the balloon, and I saw its lower part, purposely left empty, swell out, so that it was absolutely necessary to open the valve; but my companion did not seem to intend that I should manage the balloon as I wished. I then resolved to pull the valve-cord secretly, as he was excitedly talking; for I feared to guess with whom I had to deal. It would have been too horrible! It was nearly a quarter before one. We had been gone forty minutes from Frankfort; heavy clouds were coming against the wind from the south, and seemed about to burst upon us.
"Have you lost all hope of succeeding in your project?" I asked with anxious interest.
"All hope!" exclaimed the unknown in a low voice. "Wounded by slights and caricatures, these asses' kicks have finished me! It is the eternal punishment reserved for innovators! Look at these caricatures of all periods, of which my portfolio is full."
While my companion was fumbling with his papers, I had seized the valve-cord without his perceiving it. I feared, however, that he might hear the hissing noise, like a water-course, which the gas makes in escaping.
"How many jokes were made about the Abbé Miolan! said he. "He was to go up with Janninet and Bredin. During the filling their ballon caught fire, and the ignorant populace tore it in pieces! Then this caricature of 'curious animals' appeared, giving each of them a punning nickname."
I pulled the valve-cord, and the barometer began to ascend. It was time. Some far-off rumblings were heard in the south.
"Here is another engraving," resumed the unknown, not suspecting what I was doing. "It is an immense balloon
