Then the aerostat, as the great bag is called, was unrolled and spread evenly over this.
aerostat′ics, that branch of physics which treats of the weight, pressure, and equilibrium of air and gases.
For one thing, it would be severe work to draw the stranger bodily up and into the aerostat.
Then against our aerostat, and with the wind driving them clean overhead of us, come the antagonistic flying-machines.
I am going back to the aerostat, and I dare not leave you boys behind.
There isn't as much of that aerostat left as would make a pocket-handkerchief or a walking-stick.
Ten minutes later the aerostat was released from her moorings and rose swiftly and vertically into the air.
My first wish is to thoroughly test the aerostat, to make certain it has received no serious injury.