Miss Carwell had agreed to act. Then it became necessary to find out
certain facts, and when they were not disclosed by a perusal of the
papers of the dead man found in his office and in the safe deposit box
at the bank, recourse was had to the private safe. LeGrand Blossom knew
nothing of what was in the strong box-not even being entrusted with the
combination.

"There! It's open!" announced the expert at length, and he turned the
handle and swung back the door.

"Thank you," said Viola. Then, as she looked within the safe, she
exclaimed:

"Oh, there is an inner compartment, and that's locked, too!"

"Only with a key. That will give no trouble at all," said the man. He
proved it by opening it with the third key he tried from a bunch of many
he took from his valise.

That was all there was for him to do, save to set the combination with a
simpler system, which he did, giving Viola the numbers.

"Was it as easy as you thought?" she asked, when the expert was about to
leave.

"Not quite - no. The combination was a double one. That is, in two
parts. First the one had to be disposed of, and then the other worked."

"Why was that?"