Robert Lacey 
Meyer Lansky: The Thinking Man’s Gangster [EPUB ebook] 

They called Meyer Lansky the Godfather of the Godfathers, the Chairman of the Board of the National Crime Syndicate, the Mafia’s banker. They credited him with a personal fortune of $300 million, with having said "We’re bigger than U.S. Steel." He was portrayed on the screen in The Godfather, Part II as Hyman Roth, dividing up Cuba with his fellow gangsters, and more recently in Boardwalk Empire as himself, played by Anatol Yusef.