This awful suggestion brought about promises of strictly good
behavior, and as Stella had arrived, the party proceeded to the
boathouse.

Stella was mildly pleased at the prospect of a row, and walked
demurely by Carter's side, while the other two ran on ahead and
reached the boathouse first.

As the door was locked, and they could not open it, Marjorie, who
was all impatience to see the boat, proposed that they climb in
the window. Molly needed no second invitation, and easily slipped
through the little square window, and Marjorie, with a trifle more
difficulty, wriggled her own plump little body through after.

As the window was not on the side of the boathouse toward which
Carter was approaching, he did not see the performance, and so
when he and Stella reach the boathouse a few moments later, they
could see nothing at all of the other two girls.

"Merciful powers!" he exclaimed. "Whatever has become of them two
witches?"

"Where can they be?" cried Stella, clasping her hands, and opening
her eyes wide in alarm.

Old Carter was genuinely frightened. "Miss Marjorie!" he called,
loudly. "Miss Molly! Where be ye?"

Meanwhile, the two girls inside the boathouse had carefully