MYSTERIOUS ROOMS, DEADLY PITS, ETC.

[CHAPTER XII]

HIDING-PLACES IN JACOBITE DWELLINGS AND IN SCOTTISH CASTLES AND MANSIONS

[CHAPTER XIII]

CONCEALED DOORS, SUBTERRANEAN PASSAGES, ETC.

[CHAPTER XIV]

MINIATURE HIDING-HOLES FOR VALUABLES, ETC.

[CHAPTER XV]

HIDING-PLACES OF SMUGGLERS AND THIEVES

[CHAPTER XVI]