Had he not been shown the piece of goods from which it had been taken?
And had he not understood her choice, bizarre as it was, and for this very reason, that it was bizarre?
Being a woman of subtle mind, she would reason that since the police were seeking one of plain exterior and simple dress, a gaudy frock would throw them off their guard and insure her immunity from any close inspection.

Therefore this striped material rather than the plain black she so much preferred.

Then her eyes! She would try to hide the defect which particularized them, by the use of glasses or, at least, by a very heavy veil.

While her walk--well! she might successfully conceal her halting step if she were not hurried.

But he promised himself that he would be very careful to see that any woman rousing his suspicion should be given some reason for hurrying.
While thus musing, he had reached the farther end of the piazza.