So, then, the perpetrator of this kidnapping "was" Robur the
engineer, come expressly to Philadelphia to destroy in its egg the
theory of the balloonists. He it was who commanded the "Albatross!"
He it was who carried off by way of reprisal Uncle Prudent, Phil
Evans and Frycollin; and they might be considered lost for ever. At
least until some means were found of constructing an engine capable
of contending with this powerful machine their terrestrial friends
would never bring them back to earth.

What excitement! What stupor! The telegram from Paris had been
addressed to the members of the Weldon Institute. The members of the
club were immediately informed of it. Ten minutes later all
Philadelphia received the news through its telephones, and in less
than an hour all America heard of it through the innumerable electric
wires of the new continent.

No one would believe it! "It is an unseasonable joke," said some. "It
is all smoke," said others. How could such a thing be done in
Philadelphia, and so secretly, too? How could the "Albatross" have
been beached in Fairmount Park without its appearance having been
signaled all over Pennsylvania?

Very good. These were the arguments. The incredulous had the right of
doubting. But the right did not last long. Seven days after the
receipt of the telegram the French mail-boat "Normandie" came into the
Hudson, bringing the famous snuff-box. The railway took it in all
haste from New York to Philadelphia.

It was indeed the snuff-box of the President of the Weldon Institute.
Jem Chip would have done on at day to take some more substantial