Part,  Chapter

1      I,     III|    open the door before the signal was given; and when he exhibited
2     IV,      IV|   curiosity prompted her to signal to Ludwig half an hour earlier.
3     IV,      IV|    if Ludwig would obey the signal.~ ~He always came promptly
4     IX,     III|     the bridge - it was the signal De Fervlans was waiting
5     IX,     III|    with mud. Consequently a signal for retreat could not be
6     IX,     III| were received for a retreat signal; instead, the sound it shrilled
7      X,      II| turned, in obedience to the signal, but, in turning, the second