Chapter

1 II   |         those who would oppose to aerostats “apparatuses heavier than
2 III  |           attached in 1852 to the aerostats of the elongated form introduced
3 III  |      Renard, that though guidable aerostats had gained a little speed,
4 III  |       meters. Compare these three aerostats with the aerial machine
5 IV   |           balloonists: “With your aerostats you can do nothing—you will
6 IV   |           is no progress for your aerostats, my citizen balloonists;
7 VII  |       against the tendency of the aerostats which had just been invented.
8 XXIII| superiority of the aeronef to all aerostats and contrivances of that