Charles A. White, Biographical Memoir of George Engelmann
“ That journey, although a difficult one for a man of his age, was of great benefit to him physically. His shattered spirit also was much revived and, among his friends, he resumed and sustained his life-long habit of cheerfulness of manner. Professor Sargent's remarks upon the effects of that journey on Dr. Engelmann are given on following pages.In 1883 his health was so far improved that, with his son and daughter-in-law, he revisited Europe, spent some time with his kindred, and pursued certain lines of botanical study. ”
