“…There is inadequate dilatation of the birth canal. The majority of the mothers are older primiparas whose babies also have the greatest mortality after breech delivery (Gaehtgens, 1942;Brosset, 1956;Hedberg, 1957). The membranes ruptured early in labour in 20-380°/ of cases (Kauffler, 1941;Todd and Steer, 1963), thus giving no protection to the leading part.…”