RARE Sam Zell “The Theory Of Relativity” Automation Music Box, Was working, but now works sporadically. Umbrella and trim needs repair. SAM ZELL AUTOMATON MUSIC BOX, "The Theory of Relativity" 2005, limited edition #370 of 675 units produced by billionaire Sam Zell and given away to his closest friends and associates as New Year's gifts. Height 17.5 inches. Please see photos for condition of item.