Tom Swift and the Electronic Hydrolung
anger. But it was too late. His cellmate, by answering
exchanged gri
ntage. "Or should I say the late Streffan Mirov? Our last report was that he had been
can, Tom Swift! Because of you, my brother Streffan is now servi
botched his job of claiming the satellite
Tom added. "We claimed it by right of first landing. Even your own le
ol and burst into a volley o
"Jailing us will not make you
back against the wall. "Fool! Maybe that will quiet you!" t
es. "We've learned the i
ge through the cell bars as Tom and the secu
id off." Chief Slater added his congratulations when he he
hey drove back to the plant. Neit
rian rebels perhaps responsible for the att
, "it's a cinch they haven't thrown their last punch.
ed job of rooting the space plants into the undersea silt beds. Zimby Cox, a san
m site. Tom and Bud donned their hydrolung gear and went o
rvals. The Tomasite-producing plants had been almost completely devoured. A few fish were darting abou
om said with a pleased chuckle when the boys fi
thoughtfully. "But if you ask me, skipper, fishes a
ani
they were after when they pulled that aerial hijack att
n audio screen set up around this whole area. That'll a
to the mainland. When Tom reached his office, he
b for me,
urry-up deals, Gib," he said with an apologetic grin. Tom explained his plan. "We'll
d nodded. "Right. We can have i
fice, the telephone jan
nt news, Tom. One of our subs has picked up a clue that
f clue, sir?
l Walter added that photographs and a section of the caisson were being flown to the Naval Research Laborat
y than ever. The report came through the following morn
ropped into the office with some fli
n." Tom shoved the pa
son indicated that it was of Brungarian origin. A spectrographic analysis of the steels con. "Well, at least we know now wh
ud added, "What do you suppose t
eavy, rotating search equipmen
hy dit
they spotted our Navy search force and pull
mistic explanat
"No need for them to stick around if
thought. "Oh, no! T
get to work on a non-detectable sub, like the one that attacked us.
wn in the So
like to know if they
! We could use the electronic hydrolung
speed to cover the area. So first I wan
familiar with ion propulsion for spacesh
it may work out," Tom replied. He seized a pe
electric field. Thus a stream of water would be forced out. This procedure, in turn, would set up
n submarines!"
newest invention. The idea was simple enough in itself, Tom felt. The main problem would be the
from Mrs. Swift. By midmorning the next day, Tom had assembled a pilot model of his ion-drive jet. In appeaand the ion drive was mounted on a unitrack running the length of it. Tom set up his control board alongside,
edboat in a bathtub!" Tom thought with a
rack. Then Tom metered out power slowly. With a gentle whoosh, the i
pleased grin on his face. "
opened the switch wider. He had just started across the
f the tank by the powerful water-jet exhaust