Note 10 — STRUCTURE, FUNCTIONS, AND DISEASES, OF THE FEMALE ORGANS OF GENERATION.
Reading edition
The membrane containing the liquid comes away with the after-birth or placenta; but when it is brought away with the child’s head, it is named a “caul,” to which the ignorant attach a superstitious belief that it saves the possessor from drowning, and hence it has been a source of traffic between the cunning and the weak-minded. Cauls are made by detaching the membrane from the placenta.