At times during the last nine months of pregnancy she was almost unable to endure the movements of the child.

Finally, on the morning of November 6th, after a pregnancy of four hundred and seventy-six days, she was delivered of a male child weighing 13 pounds.

Both the mother and child did well despite the use of chloroform and forceps.

The other case was one lasting sixteen months and twenty days.
In a rather loose argument, Carey reckons a case of three hundred and fifty days.

Menzie gives an instance in a woman aged twenty-eight, the mother of one child, in whom a gestation was prolonged to the seventeenth month.