The car was traveling at full speed. From time to time Don Luis would stop her dead with extraordinary skill. Post of territorials. Pass to be produced. Then a leap onward and once more the breakneck pace.
"If what?" asked Patrice, half-convinced. "Which was the clue that put you on the track?"
"The presence of that woman at Mantes. It was a vague clue at first. But suddenly I remembered that, in the first barge, the Nonchalante, the person who gave us information—do you recollect?—well, that this person somehow gave me the queer impression, I can't tell you why, that I might be talking to a woman in disguise. The impression occurred to me once more. I made a mental comparison with the woman at Mantes. . . . And then . . . and then it was like a flash of light. . . ."
Don Luis paused to
