
209 Cal.App.2d 478 (1962)
MARY KATHLEEN STUART, Plaintiff and Appellant,
v.
GEORGE W. STUART, Defendant and Respondent.
Civ. No. 7052. 
California Court of Appeals. Fourth Dist.  
Nov. 9, 1962.
 King & King and James L. King for Plaintiff and Appellant.
 George W. Stuart, in pro. per., for Defendant and Respondent.
 SHEPARD, J.
 This is an appeal from an order modifying the child custody provisions of a divorce decree so as to change custody from plaintiff to defendant. *480
 Facts
 Plaintiff was born in 1930. Defendant was born in the year 1928. Fuhrmeister, hereinafter referred to, was born in 1938. Plaintiff and defendant were married July 4, 1952. Defendant was then and still is a member of the United States Marine Corps. There was born to this marriage on May 24, 1953,a daughter and on September 8, 1954, a son. Defendant went on overseas duty. Plaintiff separated from her husband December 12, 1959. Thereafter, plaintiff began keeping company with one Fuhrmeister. Whether or not this was the date defendant shipped overseas is not shown by the record. She filed a complaint for divorce on a general allegation of mental cruelty on December 15, 1959. In March 1960 the parties signed a property settlement agreement providing custody of the children to plaintiff with certain visitation provisions for defendant and support payments for the children. Later in 1960 plaintiff became pregnant by Fuhrmeister. On August 26, 1960, the complaint was heard as an uncontested matter and a decree was granted, following in detail the provisions of the property settlement agreement. On