But, moreover, wings entirely different in plan, as of birds, bats, and all the varieties of insects, alike satisfy the laws of Aerostatics, and successfully solve in practice the problem of flight, a problem which we are unable to solve even theoretically.
"The Old Riddle and the Newest Answer"
John Gerard
Both words and manner gave the keen-witted professor a clew to one mystery, and he quickly spoke: "Then you were familiar with Aerostatics, sir?
"The Lost City"
Joseph E. Badger, Jr.
Whenever the topic is brought to the front; whenever Aerostatics are discussed, your name and fame are sure to play a prominent part.
"The Lost City"
Joseph E. Badger, Jr.