Decided July 2d 1903. Bill to Cancel Deed of Trust for Mistake — Ratification and Delay — Medical Evidence to Show that a Woman is Incapable of Child Bearing is Inadmissible for the Purpose of Accelerating the Vesting of Remainders. Twelve years after the execution of a deed of trust the grantor therein filed a bill seeking to have the deed cancelled upon the ground that it did not accurately express his purpose and that at the time of the execution he misunderstood its effect. Before filing this