Henry Wallace was the father of Amy Preston and wife of Carolyn Preston in the original timeline.
Biography
In the original timeline, Henry Wallace marries Carolyn Preston they have a daughter named Amy Preston. Carolyn said it was love at first sight. Wallace got Carolyn to start smoking, causing Carolyn to become gravely ill.
In the altered timeline, Henry Wallace marries Elizabeth Merrick, granddaughter of Hindenburg survivor, Irene Doehner.