In Re Miller's Estate.

Testator’s will, executed in November 1950, provides :

“First: I give, devise and bequeath unto my wife, Margaret Miller, if she is my wife at the date of my decease, such portion of my property as she is allowed by the laws of the State of Iowa, and no more.”

The will provides, in substance, also:

Second: In the event any person or persons shall establish himself or herself as testator’s child, legitimate or illegitimate, to such person or persons the sum of $1.00 each and no more, to be the full share of such child or children in all of testator’s property.

Third: The rest and remainder to…