Note 47 — Chapter VIII · IDEAS OF BIRTH AND PRE-NATAL LIFE
Reading edition
To the same cause is probably due the use of four-poster beds in which the sleeper is completely enclosed by curtains and of those oldfashioned beds (still to be seen in some parts of the world) which could be entirely shut off from the rest of the room by a wooden partition or sliding door containing only one very small circular aperture for the admission of air.