[Dr. Henri Roger, who has carefully studied, with large opportunities,
stant result of collapse, however, is emphysema, so much so that the
from each have been recorded ; but it must be remembered that pleural
frequently, roll upon his back, lie for a short time in that
The superficial membranes of the brain are not the only mem-
be traced by the lever obliquely, sometimes in a curved form. The
in cold spring water, or in vinegar and water, or in solution of the