By Johnny Cotton PARIS (Reuters) - Star of songs, sketches and the silver screen for over a hundred years, the Eiffel Tower is now taking the lead role in a musical composition which will see the landmark speak for itself. The structure is an instrument for a piece to be entitled "Tower music" - a project conceived by U.S. composer Joseph Bertolozzi. With latex mallets, drumsticks and even a large log wrapped in lambs wool in his box of tricks, Bertolozzi moves all over the 324-metre tower, hitting its surfaces with varying intensity and recording the sounds produced. ...