estate in new york at christie's in october of one thousand nine hundred nine that sort of triggered his buying spree and ever since then he has systematically and very painstakingly tracked down as many pieces from her estate as he can and he's become a leading authority on her and here's what he has to say about why he's so interested . it was like every person special but what makes us stand down is that very many successful people in the world. still trying to copy her she had something i desire that other people wanted to take part in even big star. desire to have a piece of her that copying of her started incredibly early on fell literally hours after her death when the pop artist andy warhol started his series of marilyn silk screen paintings using