Here is a collection of some of the rare and unseen historical pictures of some of the Greatest minds of 20th Century who changed the world forever. Albert Einstein (1859-1955) “Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.” ― Albert Einstein Albert and Mileva Einstein,1912 Albert Einstein at beach,1950 Albert Einstein at Berlin,1920. Nikola Tesla (1856-1943) “The scientists of today think deeply instead of clearly. One must be sane to think clearly, but one can think deeply and be quite insane.” ― Nikola Tesla Mark Twain in Nikola Tesla's Lab Nikola Tesla,1940 Last Picture of Nikola Tesla Edwin Hubble (1889-1953) “With increasing distance, our knowledge fades, and fades rapidly. Eventually, we reach the dim boundary—the utmost limits of our telescopes. There, we measure shadows, and we search among ghostly errors of measurement for landmarks that are scarcely more subst