He sighed heavily. She had told him that he was very tired, and he felt that he was very tired.

"It is a great strain," he added.

"It has got to stop, Claude."

There was a little silence. Then she said:

"These extra months have made a great difference, haven't they?"

"Enormous."

"You've got on very far?"

"Farther than I had thought would be possible."

Her heart bounded. But she only said:

"There's a boat to Marseilles the day after to-morrow. Old Jernington is going by it."