Then he led the way back to his office, looking in at the guard-room on the platform to give an order on the way.
The soldered edges of the case were quickly split asunder and a small package of letters written on very thin paper revealed.
"You will let me take these on with me," pleaded Martin.

"You shall have them again.

But some of them may want a special treatment of which we have the secret." M.de Cassaud was doubtful about the propriety of such a procedure.
"After all I found them," Martin urged.
"It would be unusual," said M.de Cassaud.

"The regulations, you know----" Martin Hillyard smiled.
"The regulations, for you and me, my friend, are those we make ourselves." M.de Cassaud would admit nothing so outrageous to his trained and rather formal mind.

But he made a list of these letters and of their addresses as though he was undecided.