gnificent residence of Attorney Bosworth, one of the leading corporation lawyers in the country. Jack Bosworth, t

scribed in the first volume of this series. Jack, Harry and Frank had returned to New York from San Francisco when Ned had decided to accept the Secret Service m

hington, Jack, Frank and Harry met in the club room for the purpose of "sobbing together," as they expressed it. They had left their friends in San Francisco reluctantly

ng pause in the conversation, "I suppose Ned and

ire today, and they are still in Frisco, and

as only large eno

there in time!" Fran

sgusted tone. "I wish the Black Bear had wings! Say, wouldn't that be a

d wings?" demanded Frank. "She i

ad presented the motor-boats to his son, "I ordered the boats sent on here

for a moment and then turned back to th

shouted, slapping

" remarked Frank. "Wha

, jumping up and down and swinging his h

hurt?" as

f!" Jack cried. "When will t

n the fingers o

ing to Chicago. There we laid over a day, and came on here in tw

eems

the Black Bear and the Wolf sent on here in a

und the room, "we're all right-fit as a

ng Jack with seeming terror. "Does it ever bi

too funny!"

n this alleged id

ught out an atlas of the world, whi

" he said, squatting

chin almost

grinned Frank.

Now, they've got to sail to Paraguay, which is just about twice as far fro

that distance,

in New York, with the mouth of the Amazon river about a

demand

" Frank admitted. "But wil

n't make the Black Bear to lie in sto

en. "I'll tell him I'll send h

apers in the big city, and it was always a fiction of the boy's that he was going o

aughed Jack. "Ned says that you sent only four

that going som

rried the correspondence for the Planet, and

sted, "Dad will stan

He wants me to go about all I can. Says it brightens a

s enough in South Ame

of the Amazon on a fast boat, with the Black Bear and the Wolf on board, in a week or ten da

" crie

. "But what then? We can't run u

of Brazil before him. "See these crooked little lines? Well,

ng us to the aeropl

ck by way of the Amazon valley, and we can't miss t

e Amazon," Harry laughed, "but I'm game to go. There are head-hu

that Lyman person out of the cold, damp dungeon keep he is supposed to be in and then sail off over the Amazon valley. The

erce when you get sta

can't get ready any t

the boys and their motorboats down at the mouth of the Amazon river. The boat, however, was a fast one, equal in speed to a modern ocean liner; and in ten days from t

he island of Joannes to the south, "th

at the delta, including that big islan

navigable for commercial purposes for 2,200 miles, an

lumbus first discovered this great delta. The river fertilizes two million

er, "the current is so strong that it carries fresh water and sand five hundred miles out into

hrough the dark hours. They had plenty of gasoline in the tank, and the tender, the Wolf,

iver work. The materials were light yet strong, and the boat could easily be taken apart and put together again when occasion required. Betw

ld or rain. The roof could be rolled up in a bundle in the middle like the curtain of a modern desk. The sides were composed of oblong pane

Amazon. The Wolf, which was merely a tender, was watertight in construction, being shaped like a banana, and was towed by the motor-boat. Here the extra stocks of gasoline, p

Above the tanks were spaces for provisions and ammunition. The space between the tanks and the lockers was about two feet, and here one mig

either end, and shoot out, too, if occasion required. When fully loaded, the Wolf was submerged about half its height. On the top was a staff from which floated an

time gratifying the curiosity of those they met. Indeed, if they had stopped to talk with all who hailed them, they would have made slow

amers on the main stream, lines of smaller steamers on the big tributaries, and launches and small craft of all sizes on the a

commodities. Every year over three million tons of products come down the great river. The Amazon drains a country as large as the United States east of t

om fifty miles to two hundred miles in width. Some of the tributaries are a hundred miles wide. It is from fifty to two hundred feet deep. The water is always dark

d, one day, after they had been on the river nearly a

to get to Lima, for they couldn't remain in the air long at a time, and the resting spells would set them back a little. Suppose they got to Lima on the 14th, w

what course Ned has d

he's going to g

k insisted. "He always

Nelson. On the day they were discussing the possible location of the big airship, which was t

long began watching the heavens, for an aeroplane. But the lads on the Nelson were not loo