Titanic survivor's autographs

Feb 20, 2007
Hi, I'm from Spain, and I've got Millvina Dean, Beatrice Sandstrom,Eva Hart, Jack Odell, E.E. Hausman,Eleanor Shuman and B.V. Dean. I wanna complete my collection with other original titanic survivor's autographs, please, can anyone tell me where I can buy them or if someone have got any other for sale, please, let me know!
e-mail. jmezquida@hotmail.com thanks!
I'm interested too in other titanic real items. thanks. If someone wanna visit the titanic exibition in valencia (3300m2 from 1 March 2007 - 25 March 2008) I can help to visit the exibition.