[Gutenberg 15547] • The Life of Robert Louis Stevenson for Boys and Girls

[...]character that had ever been contemplated up to this time.... "The Atlantic swell, which rendered landing on the ridge precarious and hazardous, did not permit the men to be housed upon a floating home, as had been the practice in the early days of the Bell Rock tower. In order to permit the work to go forward as uninterruptedly as the sea would allow, a peculiar barrack was erected. It was a house on stilts, the legs being sunk firmly into the rock, with the living quarters perched some fifty feet[...].