Albert Einstein autograph
Albert was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics. His work is also known for its influence on the philosophy of science. Here is a great signature from the genius along with his famous formula. Comes with a certificate of authenticity from a board-certified and court-approved forensic handwriting examiner that was employed by the U.S. Secret Service as a questioned document examiner. It is guraranteed for life.