you?" asked Jack a

his escape. And when he mentioned the part that Ernest Graves

ngs, and we don't know what they mean! We're sure something dreadful is going to happen

ther. I say, Jack, we don't want to be seen, you know. Isn't there some side r

arter of a mile further on that

something else I ought never to have forgotten. At least, I thought of it

hundred yards took them entirely out of sight of the main road, and to

he heard of Dick's escape, and of his meeting with Jack.

knew," he said, with much sati

ght too late of calling Colonel Th

Graves got in his work!" he said. "He'd have ha

I followed them when they left Dick in a little stone house, as a prisoner, and I heard this–I heard them talking about getting a big supply of petrol. Now what on earth do they w

Harry. "How did you get Dick out? And did you hear them sa

ription of Dick's rescue. "Jack, you seem to be around

that were to be done to the barracks at Ealing and Houndsditch. Harry got out a pencil and paper th

e thing I spoke of that I forgot until I

is it,

e they are. Now the thing to do is to see if we can't work out the meaning of the code. If it's a code

Jack. "I'm sorry I don't know a

re represented by one word. For instance Coal, in a mining code, might mean 'Struck vein at two hundred feet level.' In the other sort of code, the letters are changed. That is done in all sorts of ways, and there are various tri

this be i

appear in any message that was sent. So, if we can find words that corresp

e a hopeless and confused jumble, as he had expected. The key of the letter E was useless, as he had also expected. But finall

cried. "Listen and see if th

aid Jack and

Reach Bray Friday. Von Wedel may come. Red light markers arrang

d at him,

se," said Dick. "But what o

a raid, destroying or attacking the places that are mentioned! How can he do that? He can't be a naval commander. He ca

lankly. Then, sudden

hrough the ai

ved as a wireless relay station, too. The plant here at Bray Park could reach her, and she could relay the

mean by the red li

erhead. They'd be in certain fixed positions, and the men on the Zeppelins would be able to calculat

haven't we?" said Jack. "Wouldn't they

ranged for the Zeppelin to be above the positions, as near as they can guess them, at certain times–and the lights will only be sh

vously. "There's no other way to explain t

It would be terrible for us to know what had been planned and still

ed, thin

od would

't want him to see me just at present. I want

omething that might be useful, perhaps. If any of them from Br

at I'll do yet. But if I go away from here before you come back, Dic