Jimmy Webb is still around. Perhaps he could write a sequel to "Galveston" about how the soldier and his lover settled down in Galveston--and how they coped with what happened two years later.
He’s easily accessible on FB. Have at it. Why are you quizzing me about it? Not every popular song was written to meet your historical standards. I know that’s hard to believe, but it’s true. Songs are written to make money, not record history.