There were:

• Surgical scars on Herbert Hoover’s face.
• Foreign objects in his eyes that were covered up by black ink on this photo.

— TVJ — 3/20/22 —

“Herbert Hoover.

circa 1935: Portrait of Herbert Hoover (1874 – 1964), the thirty-first President of the United States, who served from 1929 to 1933. Hoover became president the same year as the stock market crash, and served a generally unpopular term during the early years of the Great Depression. (Photo by American Stock/Getty Images). Date created: December 31, 1934.”

https://www.gettyimages.com/detail/news-photo/portrait-of-herbert-hoover-the-thirty-first-president-of-news-photo/3203065

https://media.gettyimages.com/photos/circa-1935-portrait-of-herbert-hoover-the-thirtyfirst-president-of-picture-id3203065

https://media.gettyimages.com/photos/circa-1935-portrait-of-herbert-hoover-the-thirtyfirst-president-of-picture-id3203065?s=2048×2048