 In the daytime the bed is folded and laid aside, so as to leave room for the man to sit at the table or to walk to and fro.His promenade, however, is limited, the chamber being 7 feet long, 4 feet wide, and 6 feet high.Food and drink are passed into the chamber through an aperture which serves also for the removal of the solid and liquid excretory products, and the passing in and out of toilet materials, books, and other things required for comfort and convenience."