Erle Spencer, Contraband: A Tale of Modern Smugglers (1926)
“ The ship, as Ben had surmised, was in a cave. An immense cave it was, vaulted like a cathedral. Huge splinters of rock hung like icicles from its roof, and its walls gleamed black as ebony in the light of immense flares which dotted the ship's deck and rose in tiers high up into the cave, illuminating what Dare guessed to be a rocky stair leading either to the cliff-top or to some inner chamber. Yet so intense was the blackness within the cave that the flares only lit up their immediate vicinity, and deepened the intensity of the darkness outside their bright circles. ”
