$1 1935-F Silver Certificate RARE AUTOGRAPH Robert B. Anderson Gem

Robert Bernard Anderson (June 4, 1910 – August 14, 1989) was an American administrator, politician, and businessman. He served as the Secretary of the Navy between February 1953 and March 1954. He also served as the Secretary of the Treasury from 1957 until 1961, and was one of President Dwight Eisenhower's closest confidants

It's very tough to acquire his signature!