With a little ingenuity it should be possible to communicate with them.

She unfortunately had neither pencil nor paper with her, so could not write a note, but she took off her brooch and fastened it to the end of a long piece of string, which by extra good luck happened to be in her pocket.

When she judged that the right moment had arrived she lowered her signal so that it would tap on the balcony.

There was, of course, a certain amount of risk about the venture, for she might have miscalculated, and be dropping her token into the midst of enemies instead of friends.

Greatly to her relief, however, Agnes appeared through the French window, and, after examining the brooch with apparent surprise, glanced upwards and saw Peachy's face.