At the same moment it vanished! He ran quickly forward to where it had stood, and found himself before a large iron gate, with a smaller one in the centre, that had just clanged to on its rusty hinges.

He rubbed his eyes!--the place, the gate, the wall, were all strangely familiar! Then he stepped back into the roadway, and looked at it again.

He was not mistaken.
He was standing before the porter's lodge of the Convent of the Sacred Heart..