Geraldine - Married twice. First husband Peterson, second Umberger.
U.S., Social Security Applications and Claims Index,
Geraldine Thelma Peterson
[Geraldine Thelma Umberger]
[Geraldine Umberger]
[Geraldine Thelma Duck]
Birth Date 23 Oct 1919
Birth Place - Bristol Bath, United Kingdom [Bristol Glou??, United Kingdom]
Death Date - 10 Oct 2000
Father - George Duck
Mother - Elizabeth Ames
SSN - 297263241
Death Certificate Number: CEDAR HILL MG
Notes: Aug 1947: Name listed as GERALDINE THELMA PETERSON; Oct: Name listed as GERALDINE THELMA UMBERGER; 06 Dec 2000: Name listed as GERALDINE UMBERGER

U.S., Social Security Death Index
Geraldine Umberger
SSN: 297-26-3241
Born: 23 Oct 1919
Died: 10 Oct 2000
State (Year) SSN issued - Ohio (Before 1951)

There are a couple of public trees on ancestry but they don't list any children for Georgina and Geraldine even though they each had a son before leaving England.

Geraldine and her 2 year old son arrived at the port of New York 10 July 1946 on the ship Zebulon B Vance.

Christina