LONDON.- A collection of Muhammad Ali memorabilia, hand-signed and donated by the celebrated former boxer to Parkinsons UK, a Parkinsons disease charity, is to be sold at Bonhams, Chester as part of the Sporting Memorabilia sale on 20 October 2010. The three-time World Heavyweight Champion was diagnosed with Parkinsons disease, a degenerative disorder of the nervous system, in 1984, aged 42. He has donated 22 lots to Parkinsons UK to aid the research and support provided by the charity. One of the highlights is a boxing glove (estimate £600 800), on which he has written: Service to others is the rent that we pay on earth for our room in heaven. Other important items include a sketch by Ali (estimate £300 400); a black and white signed photograph of Ali (estimate £150 200); a collection of six pictures and associated letters (estimate £400 600); and